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 (
    3900, 3901, 3913, 116, 3909, 3910, 3911, 
    120, 118, 3914, 3912, 3897, 53, 5881, 
    3898, 3899
  ) 
  AND cscart_ult_product_descriptions.company_id = 1 
  AND cscart_ult_product_descriptions.lang_code = 'en'

Query time 0.00030

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "table_name": "cscart_ult_product_descriptions",
      "access_type": "range",
      "possible_keys": ["PRIMARY", "product_id", "company_id"],
      "key": "product_id",
      "key_length": "3",
      "used_key_parts": ["product_id"],
      "rows": 16,
      "filtered": 100,
      "index_condition": "cscart_ult_product_descriptions.product_id in (3900,3901,3913,116,3909,3910,3911,120,118,3914,3912,3897,53,5881,3898,3899)",
      "attached_condition": "cscart_ult_product_descriptions.company_id = 1 and cscart_ult_product_descriptions.lang_code = 'en'"
    }
  }
}

Result

product_id short_description full_description meta_keywords meta_description search_words promo_text
116 <p> Vertex Standard antenna 161-174 MHz / 3.5".</p><p> This antenna is compatible with the following Vertex Standard two way radios:</p><p> VX-160, VX-180, VX-350, VX-410, VX-420, VX-420A, VX-820, VX-P820, VX-900, VX-920, VX-P920.</p> ATV-6C Antenna 161-174 MHz / 3.5" Portable Radios VX-160 Series Antennas VX-P820 Accessories VX-P920 VX-920 VX-820 VX-420A VX-420 VX-410 VX-350 VX-180 Trunking Portables Replacement Vertex Standard ATV-6C VHF Antenna 161-174 MHz. VX-180 Antenna, VX-920 Antenna, VX-P920 Antenna, VX-160 Antennas
118 <p> Vertex Standard VHF antenna 134-150 MHz / Sable / 6".</p><p> This antenna is compatible with the following Vertex Standard two way radios:</p><p> VX-230, VX-350, VX-410, VX-420, VX-420A, VX-820, VX-P820, VX-920.</p> ATV-8A Antenna 134-150 MHz / Sable 6" Portable Radios VX-160 Series Antennas Accessories VX-230 VX-P920 VX-P820 VX-920 VX-820 VX-420A VX-420 VX-350 VX-180 Trunking Portables Vertex Standard VHF ATV-8A antenna compatible with VX-230, VX-350, VX-410, VX-420, VX-420A, VX-820, VX-P820, VX-920 portable radios. VX-180 Antenna, VX-920 Antenna, VX-820 Antenna, VX-350 Antenna, VX-420A Antenna, VX-420 Antenna, VX-230 Antenna, VX-P920 Antenna, VX-260 Antenna, EVX-260 Antenna, VX-160 Antennas
120 <p> Vertex Standard VHF antenna 162-174 MHz / Sable / 6". </p><p> Compatible with the following Vertex Standard VHF Portable Radios: </p><p> VX-160, VX-180, VX-230, VX-350, VX-410, VX-420, VX-420A, VX-820, VX-P820, VX-920, VX-P920. </p> ATV-8C Antenna 162-174 MHz / Sable 6" Portable Radios VX-160 Series Antennas Accessories VX-230 VX-P820 VX-920 VX-820 VX-420A VX-420 VX-410 VX-350 VX-180 Trunking Portables VX-P920 Vertex Standard ATV-8C Antenna 162-174 MHz, compatible with the following Vertex Standard VHF Portable Radios: VX-160, VX-180, VX-230, VX-350, VX-410, VX-420, VX-420A, VX-820, VX-P820, VX-920, VX-P920. VX-P920 Antenna, VX-420 Antenna, VX-920 Antenna, VX-P820 Antenna, VX-180 Antenna, VX-410 Antenna, VX-350 Antenna, VX-820 Antenna, VX-230 Antenna, VX-420A Antenna, EVX-260 Antenna, VX-160 Antennas