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 (3190, 3157, 6727) 
  AND cscart_ult_product_descriptions.company_id = 1 
  AND cscart_ult_product_descriptions.lang_code = 'en'

Query time 0.00035

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "2.37"
    },
    "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": 3,
      "rows_produced_per_join": 3,
      "filtered": "100.00",
      "index_condition": "((`gaseus`.`cscart_ult_product_descriptions`.`company_id` = 1) and (`gaseus`.`cscart_ult_product_descriptions`.`product_id` in (3190,3157,6727)) and (`gaseus`.`cscart_ult_product_descriptions`.`lang_code` = 'en'))",
      "cost_info": {
        "read_cost": "2.08",
        "eval_cost": "0.30",
        "prefix_cost": "2.38",
        "data_read_per_join": "11K"
      },
      "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
3157 Main fin pressure reducer Vulkan HR40/300 EFFECT inert gas, for EB/BS 100/300 according to ISO 7291, single-stage design, with pre-pressure compensation for constant outlet pressure with falling pre-pressure, burnout safety tested according to ISO 7291, with safety gauges according to ISO 5171, max. inlet pressure: 300 bar, outlet pressure: 15 – 40 bar adjustable, max. output: 290 Nm³/h air at 40 bar outlet pressure. Inlet: M24x1.5 RHf U-nut, outlet: G1/2 RHk U-nut according to DIN EN 560, inlet pressure gauge: 0 – 400/300 bar, outlet pressure gauge: 0 – 60/40 bar, width x height x depth: 240 x 280 x 85 mm *****NOTE***** Replacement pressure reducer for stationary EB100 single-bundle systems and BS100 base stations. This pressure reducer does NOT fit directly onto a cylinder bundle on the connection side! Please specify the system number when ordering! This main ribbed pressure reducer is available in the following versions, among others: Gas purity/diaphragm: Standard: - for technical gases up to a purity of 4.5 with a standard membrane. Optional (surcharge): - for pure gases up to a purity of 5.0 with a stainless steel membrane made of SS321 (1.4541).
3190 Vulkan F15/200 Effect LabLine nitrogen cylinder pressure reducer 0-1.5 bar, fully chrome-plated with a metal diaphragm for gas purity 5.0, with pre-pressure compensation for constant back pressure under all operating conditions<br />Standards & Design:<br /><br />single-stage design, with shut-off valve, with safety gauges according to DIN EN ISO 5171, maximum inlet pressure: 200 bar, adjustable outlet pressure: 0-1<br />according to DIN 477-1 No<br /><br />Functional elements:<br /><br />• shut-off valve, with safety gauges according to DIN EN ISO 5171, maximum inlet pressure: 200 bar, adjustable outlet pressure: 0-1<br /><br />Technical data:<br /><br />• maximum inlet pressure: 200 bar, adjustable outlet pressure: 0-1<br />• outlet pressure: 0-1<br />• output: 8 Nm³/h compressed air at 1<br />• Inlet: W24<br />• outlet: 6 mm stainless steel compression fitting<br /><br />Dimensions:<br /><br />Width x Height x Depth: 210 x 190 x 75 mm
6727 Tapping Points: Pressure Reducer Vulkan E10F Flowmeter LabLine Forming Gas 34 Nl/min. Completely chrome-plated with metal diaphragms for gas purity 5.0, based on ISO 2503<br />Standards & Design:<br /><br />Class 20<br />single-stage design, with flowmeter for monitoring the exact flow rate in Nl/min<br />according to DIN EN 560<br /><br />Technical data:<br /><br />• Maximum inlet pressure: 20 bar<br />• Output pressure: 4<br />• Inlet: G 3/8 LHk U-nut according to DIN EN 560<br />• Outlet: 6mm double clamp ring, stainless steel<br /><br />Dimensions:<br /><br />Width x Height x Depth: 120 x 210 x 65 mm