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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 (
    21567, 51083, 22715, 51082, 51085, 51081, 
    51088, 51087, 22713, 51086, 51089, 
    51090, 51092, 51093, 22714, 51091, 
    51095, 51096, 51097, 51098, 51100, 
    51099, 22716, 51103, 22712, 51105, 
    51102, 51101, 51123, 51122, 51121, 
    92, 49, 51129, 51128, 51127, 51126, 
    51125, 48, 51155, 51154, 51153, 51152, 
    21, 51158, 51157, 51156, 53, 51160, 
    51159, 51176, 51174, 51173, 51172, 
    91, 105, 50989, 46, 51370, 51371, 51372, 
    51373, 51452, 51453, 51496
  ) 
  AND cscart_ult_product_descriptions.company_id = 1 
  AND cscart_ult_product_descriptions.lang_code = 'kk'

Query time 0.00034

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}