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 (225) 
  AND cscart_ult_product_descriptions.company_id = 1 
  AND cscart_ult_product_descriptions.lang_code = 'en'

Query time 0.00034

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "1.00"
    },
    "table": {
      "table_name": "cscart_ult_product_descriptions",
      "access_type": "const",
      "possible_keys": [
        "PRIMARY",
        "product_id",
        "company_id"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "product_id",
        "lang_code",
        "company_id"
      ],
      "key_length": "13",
      "ref": [
        "const",
        "const",
        "const"
      ],
      "rows_examined_per_scan": 1,
      "rows_produced_per_join": 1,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "0.00",
        "eval_cost": "0.10",
        "prefix_cost": "0.00",
        "data_read_per_join": "3K"
      },
      "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
225 <p>Working pressure reducer Vulkan AD 35 nitrogen 0 - 10 bar for AM 35, single-stage design, with safety pressure gauge according to DIN EN ISO 5171. Maximum inlet pressure: 20 bar. Output pressure: 0 - 10 bar, adjustable. Maximum output: 50 Nm³/h air at 10 bar outlet pressure. Inlet: G1/2" male thread, threaded connection according to DIN EN 560. Outlet: G3/8" male thread, threaded connection according to DIN EN 560. Outlet pressure gauge: 0 - 16/10 bar. Width x Height x Depth: 89 x 166 x 134 mm. This line pressure reducer is available in the following versions: Gas purity/diaphragm: Standard: - for technical gases up to a gas purity of 4.5 with a standard diaphragm. Optional (surcharge): - for pure gases up to a gas purity of 5.0 with a stainless steel diaphragm. SS321 (1.4541)</p>