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 (
    5176, 5177, 5178, 5179, 5180, 5181, 447, 
    448, 449, 450, 451, 452, 453, 454, 455, 
    1932, 1933, 1934, 1935, 1936, 1937, 
    1938, 1939, 1940, 1941, 1942, 1943, 
    1944, 1945, 1946, 1947, 1948, 1949, 
    1950, 1951, 1952, 1953, 1954, 1955, 
    1956, 1957, 1958, 1959, 1960, 1961, 
    1962, 1963, 1964, 1965, 1966, 1967, 
    1968, 1969, 1970, 1971, 1972, 1973, 
    1974, 1975, 1976, 1977, 1978, 1979, 
    1980, 1981, 1982, 1983, 1984, 4253, 
    4254, 4255, 4256, 4257, 4258, 4259, 
    4260, 4261, 5614, 5615, 5616, 5617, 
    5618, 5619, 5620, 5621, 5622, 5623, 
    5624, 5625, 5626, 5627, 5628, 5629, 
    5630, 5631, 5632
  ) 
  AND cscart_ult_product_descriptions.company_id = 1 
  AND cscart_ult_product_descriptions.lang_code = 'en'

Query time 0.00216

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "75.71"
    },
    "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": 96,
      "rows_produced_per_join": 96,
      "filtered": "100.00",
      "index_condition": "((`gaseus`.`cscart_ult_product_descriptions`.`company_id` = 1) and (`gaseus`.`cscart_ult_product_descriptions`.`product_id` in (5176,5177,5178,5179,5180,5181,447,448,449,450,451,452,453,454,455,1932,1933,1934,1935,1936,1937,1938,1939,1940,1941,1942,1943,1944,1945,1946,1947,1948,1949,1950,1951,1952,1953,1954,1955,1956,1957,1958,1959,1960,1961,1962,1963,1964,1965,1966,1967,1968,1969,1970,1971,1972,1973,1974,1975,1976,1977,1978,1979,1980,1981,1982,1983,1984,4253,4254,4255,4256,4257,4258,4259,4260,4261,5614,5615,5616,5617,5618,5619,5620,5621,5622,5623,5624,5625,5626,5627,5628,5629,5630,5631,5632)) and (`gaseus`.`cscart_ult_product_descriptions`.`lang_code` = 'en'))",
      "cost_info": {
        "read_cost": "66.11",
        "eval_cost": "9.60",
        "prefix_cost": "75.71",
        "data_read_per_join": "366K"
      },
      "used_columns": [
        "product_id",
        "lang_code",
        "company_id",
        "short_description",
        "full_description",
        "meta_keywords",
        "meta_description",
        "search_words",
        "promo_text"
      ]
    }
  }
}