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 
FROM 
  cscart_product_descriptions 
WHERE 
  cscart_product_descriptions.product_id IN (
    95611, 95612, 95613, 95614, 95615, 95616, 
    95617, 95618, 95619, 95620, 95621, 
    95622, 95623, 95624, 95625, 95626, 
    95627, 95628, 95629, 95630, 95631, 
    95632, 95633, 95634, 95635, 95636, 
    95637, 95639, 95641, 95642, 95643, 
    95644, 95647, 95648, 95649, 95650, 
    95651, 95652, 95654, 95683, 95702, 
    95703, 95764, 95766, 95767, 95780, 
    95781, 95782, 95783, 95784, 95785, 
    95829, 95830, 95831, 95869, 95870, 
    95871, 95872, 95873, 95874, 95875, 
    95876, 95877, 95878, 95879, 95880, 
    95881, 95882, 95883, 95884, 95890, 
    95893, 95895, 95896, 95897, 95898, 
    95899, 95900, 95901, 95902, 95903, 
    95904, 95905, 95906, 95907, 95908, 
    95909, 95910, 95911, 95912, 95913, 
    95914, 95915, 95916, 95917, 95918
  ) 
  AND cscart_product_descriptions.lang_code = 'en'

Query time 0.00205

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "43.24"
    },
    "table": {
      "table_name": "cscart_product_descriptions",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY",
        "product_id"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "product_id",
        "lang_code"
      ],
      "key_length": "9",
      "rows_examined_per_scan": 96,
      "rows_produced_per_join": 96,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "33.64",
        "eval_cost": "9.60",
        "prefix_cost": "43.24",
        "data_read_per_join": "366K"
      },
      "used_columns": [
        "product_id",
        "lang_code",
        "short_description",
        "full_description"
      ],
      "attached_condition": "((`nuie_scalesta_net`.`cscart_product_descriptions`.`product_id` in (95611,95612,95613,95614,95615,95616,95617,95618,95619,95620,95621,95622,95623,95624,95625,95626,95627,95628,95629,95630,95631,95632,95633,95634,95635,95636,95637,95639,95641,95642,95643,95644,95647,95648,95649,95650,95651,95652,95654,95683,95702,95703,95764,95766,95767,95780,95781,95782,95783,95784,95785,95829,95830,95831,95869,95870,95871,95872,95873,95874,95875,95876,95877,95878,95879,95880,95881,95882,95883,95884,95890,95893,95895,95896,95897,95898,95899,95900,95901,95902,95903,95904,95905,95906,95907,95908,95909,95910,95911,95912,95913,95914,95915,95916,95917,95918)) and (`nuie_scalesta_net`.`cscart_product_descriptions`.`lang_code` = 'en'))"
    }
  }
}