SELECT 
  cscart_product_descriptions.product_id, 
  cscart_product_descriptions.short_description, 
  IF(
    cscart_product_descriptions.short_description = '' 
    OR cscart_product_descriptions.short_description IS NULL, 
    cscart_product_descriptions.full_description, 
    ''
  ) AS full_description, 
  cscart_product_descriptions.meta_keywords, 
  cscart_product_descriptions.meta_description, 
  cscart_product_descriptions.search_words, 
  cscart_product_descriptions.promo_text, 
  cscart_product_descriptions.unit_name 
FROM 
  cscart_product_descriptions 
WHERE 
  cscart_product_descriptions.product_id IN (
    148, 180, 18, 16, 4, 5, 23, 24, 1, 22, 149, 
    227, 190, 189, 245, 238, 239, 242, 243, 
    241, 240, 214, 217, 218, 207, 59, 58, 
    60, 172, 134, 135, 168, 167, 169, 42, 
    39, 40, 205, 37, 74, 73, 71, 75, 72, 70, 
    156, 175, 43, 76, 56, 57, 30, 246, 208, 
    173, 229, 211, 210, 209, 67, 25, 213, 
    215, 226, 154, 53, 52, 228, 161, 165, 
    166, 86, 106, 105, 247, 101, 33, 32, 163, 
    244, 212, 155, 55, 69, 206, 184, 183, 
    133, 132, 125, 120, 223, 225, 224, 146, 
    147
  ) 
  AND cscart_product_descriptions.lang_code = 'en'

Query time 0.00147

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "156.58"
    },
    "table": {
      "table_name": "cscart_product_descriptions",
      "access_type": "ALL",
      "possible_keys": [
        "PRIMARY",
        "product_id"
      ],
      "rows_examined_per_scan": 247,
      "rows_produced_per_join": 96,
      "filtered": "38.87",
      "cost_info": {
        "read_cost": "137.38",
        "eval_cost": "19.20",
        "prefix_cost": "156.58",
        "data_read_per_join": "438K"
      },
      "used_columns": [
        "product_id",
        "lang_code",
        "short_description",
        "full_description",
        "meta_keywords",
        "meta_description",
        "search_words",
        "promo_text",
        "unit_name"
      ],
      "attached_condition": "((`satishecarter_march_003`.`cscart_product_descriptions`.`product_id` in (148,180,18,16,4,5,23,24,1,22,149,227,190,189,245,238,239,242,243,241,240,214,217,218,207,59,58,60,172,134,135,168,167,169,42,39,40,205,37,74,73,71,75,72,70,156,175,43,76,56,57,30,246,208,173,229,211,210,209,67,25,213,215,226,154,53,52,228,161,165,166,86,106,105,247,101,33,32,163,244,212,155,55,69,206,184,183,133,132,125,120,223,225,224,146,147)) and (`satishecarter_march_003`.`cscart_product_descriptions`.`lang_code` = 'en'))"
    }
  }
}