SELECT 
  cscart_ult_product_descriptions.product_id, 
  cscart_ult_product_descriptions.short_description, 
  IF(
    cscart_ult_product_descriptions.short_description = "", 
    cscart_ult_product_descriptions.full_description, 
    ""
  ) AS full_description, 
  cscart_ult_product_descriptions.meta_keywords, 
  cscart_ult_product_descriptions.meta_description, 
  cscart_ult_product_descriptions.search_words, 
  cscart_ult_product_descriptions.promo_text 
FROM 
  cscart_ult_product_descriptions 
WHERE 
  cscart_ult_product_descriptions.product_id IN (
    1347, 1348, 1349, 1350, 1351, 1352, 1353, 
    1354, 3698, 3699, 3700, 3701
  ) 
  AND cscart_ult_product_descriptions.company_id = 1 
  AND cscart_ult_product_descriptions.lang_code = 'en'

Query time 0.00043

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "9.47"
    },
    "table": {
      "table_name": "cscart_ult_product_descriptions",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY",
        "product_id",
        "company_id"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "product_id",
        "lang_code",
        "company_id"
      ],
      "key_length": "13",
      "rows_examined_per_scan": 12,
      "rows_produced_per_join": 12,
      "filtered": "100.00",
      "index_condition": "((`gaseus`.`cscart_ult_product_descriptions`.`company_id` = 1) and (`gaseus`.`cscart_ult_product_descriptions`.`product_id` in (1347,1348,1349,1350,1351,1352,1353,1354,3698,3699,3700,3701)) and (`gaseus`.`cscart_ult_product_descriptions`.`lang_code` = 'en'))",
      "cost_info": {
        "read_cost": "8.27",
        "eval_cost": "1.20",
        "prefix_cost": "9.47",
        "data_read_per_join": "45K"
      },
      "used_columns": [
        "product_id",
        "lang_code",
        "company_id",
        "short_description",
        "full_description",
        "meta_keywords",
        "meta_description",
        "search_words",
        "promo_text"
      ]
    }
  }
}

Result

product_id short_description full_description meta_keywords meta_description search_words promo_text
1347 Line dome pressure reducer Vulkan LD1 PN40 with control pressure reducer complete, with control pressure reducer, material: brass / Viton, single-stage design, maximum inlet pressure: 40 bar, output pressure: 0.5 - 25 bar adjustable, maximum output: 1,700 Nm³/h air at 25 bar outlet pressure, input: internal thread G1RHi, output: internal thread G1RHi, input pressure gauge: optional (add in the selection window), output pressure gauge: optional (add in the selection window)
1348 Line dome pressure reducer Vulkan LD1 PN40 with control pressure reducer complete, with control pressure reducer, material: brass / Viton, single-stage design, maximum inlet pressure: 40 bar, output pressure: 0.5 - 25 bar adjustable, maximum output: 1,700 Nm³/h air at 25 bar outlet pressure, input: internal thread G1RHi, output: internal thread G1RHi, input pressure gauge: optional (add in the selection window), output pressure gauge: optional (add in the selection window)
1349 Line dome pressure reducer Vulkan LD1 PN40 with control pressure reducer complete, with control pressure reducer, material: brass / Viton, single-stage design, maximum inlet pressure: 40 bar, output pressure: 0.5 - 25 bar adjustable, maximum output: 1,700 Nm³/h air at 25 bar outlet pressure, input: internal thread G1RHi, output: internal thread G1RHi, input pressure gauge: optional (add in the selection window), output pressure gauge: optional (add in the selection window)
1350 Line dome pressure reducer Vulkan LD1 PN40 with control pressure reducer complete, with control pressure reducer, material: brass / Viton, single-stage design, maximum inlet pressure: 40 bar, output pressure: 0.5 - 25 bar adjustable, maximum output: 1,700 Nm³/h air at 25 bar outlet pressure, input: internal thread G1RHi, output: internal thread G1RHi, input pressure gauge: optional (add in the selection window), output pressure gauge: optional (add in the selection window)
1351 Line dome pressure reducer Vulkan LD1 PN40 with control pressure reducer complete, with control pressure reducer, material: brass / Viton, single-stage design, maximum inlet pressure: 40 bar, output pressure: 0.5 - 25 bar adjustable, maximum output: 1,700 Nm³/h air at 25 bar outlet pressure, input: internal thread G1RHi, output: internal thread G1RHi, input pressure gauge: optional (add in the selection window), output pressure gauge: optional (add in the selection window)
1352 Line dome pressure reducer Vulkan LD1 PN40 with control pressure reducer complete, with control pressure reducer, material: brass / Viton, single-stage design, maximum inlet pressure: 40 bar, output pressure: 0.5 - 25 bar adjustable, maximum output: 1,700 Nm³/h air at 25 bar outlet pressure, input: internal thread G1RHi, output: internal thread G1RHi, input pressure gauge: optional (add in the selection window), output pressure gauge: optional (add in the selection window)
1353 Line dome pressure reducer Vulkan LD1 PN40 with control pressure reducer complete, with control pressure reducer, material: brass / Viton, single-stage design, maximum inlet pressure: 40 bar, output pressure: 0.5 - 25 bar adjustable, maximum output: 1,700 Nm³/h air at 25 bar outlet pressure, input: internal thread G1RHi, output: internal thread G1RHi, input pressure gauge: optional (add in the selection window), output pressure gauge: optional (add in the selection window)
1354 Line dome pressure reducer Vulkan LD1 PN40 with control pressure reducer complete, with control pressure reducer, material: brass / Viton, single-stage design, maximum inlet pressure: 40 bar, output pressure: 0.5 - 25 bar adjustable, maximum output: 1,700 Nm³/h air at 25 bar outlet pressure, input: internal thread G1RHi, output: internal thread G1RHi, input pressure gauge: optional (add in the selection window), output pressure gauge: optional (add in the selection window)
3698 Line dome pressure reducer Vulkan LD1 PN40 with control pressure reducer complete, with control pressure reducer, material: brass / Viton, single-stage design, maximum inlet pressure: 40 bar, output pressure: 0.5 - 25 bar adjustable, maximum output: 1,700 Nm³/h air at 25 bar outlet pressure, input: internal thread G1RHi, output: internal thread G1RHi, input pressure gauge: optional (add in the selection window), output pressure gauge: optional (add in the selection window)
3699 Line dome pressure reducer Vulkan LD1 PN40 with control pressure reducer complete, with control pressure reducer, material: brass / Viton, single-stage design, maximum inlet pressure: 40 bar, output pressure: 0.5 - 25 bar adjustable, maximum output: 1,700 Nm³/h air at 25 bar outlet pressure, input: internal thread G1RHi, output: internal thread G1RHi, input pressure gauge: optional (add in the selection window), output pressure gauge: optional (add in the selection window)
3700 Line dome pressure reducer Vulkan LD1 PN40 with control pressure reducer complete, with control pressure reducer, material: brass / Viton, single-stage design, maximum inlet pressure: 40 bar, output pressure: 0.5 - 25 bar adjustable, maximum output: 1,700 Nm³/h air at 25 bar outlet pressure, input: internal thread G1RHi, output: internal thread G1RHi, input pressure gauge: optional (add in the selection window), output pressure gauge: optional (add in the selection window)
3701 Line dome pressure reducer Vulkan LD1 PN40 with control pressure reducer complete, with control pressure reducer, material: brass / Viton, single-stage design, maximum inlet pressure: 40 bar, output pressure: 0.5 - 25 bar adjustable, maximum output: 1,700 Nm³/h air at 25 bar outlet pressure, input: internal thread G1RHi, output: internal thread G1RHi, input pressure gauge: optional (add in the selection window), output pressure gauge: optional (add in the selection window)