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.unit_name 
FROM 
  cscart_product_descriptions 
WHERE 
  cscart_product_descriptions.product_id IN (
    22095, 22096, 22097, 22098, 22099, 22100, 
    22101, 22102, 22103, 22104, 22105, 
    22106, 22107, 22108, 22109, 22110
  ) 
  AND cscart_product_descriptions.lang_code = 'ru'

Query time 0.00913

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "table_name": "cscart_product_descriptions",
      "access_type": "range",
      "possible_keys": ["PRIMARY", "product_id", "idx_product_lang"],
      "key": "PRIMARY",
      "key_length": "9",
      "used_key_parts": ["product_id", "lang_code"],
      "rows": 16,
      "filtered": 100,
      "index_condition": "cscart_product_descriptions.product_id in (22095,22096,22097,22098,22099,22100,22101,22102,22103,22104,22105,22106,22107,22108,22109,22110) and cscart_product_descriptions.lang_code = 'ru'"
    }
  }
}

Result

product_id short_description full_description unit_name
22095 Muffler Assembly-Rear<p>Part number 28710AR200</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>
22096 Protector-heat front, right<p>Part number 28792AR000</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>
22097 Protector-Heat Center<p>Part number 28793AR000</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>
22098 Protector-Heat Rear<p>Part number 28795AR100</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>
22099 Electronic control unit (ECU)<p>Part number 391212TKA0</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>
22100 BRACKET-ECU<p>Part number 391502TJK1</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>
22101 Panel Assembly-Under Cover<p>Part number 29110AR000</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>
22102 Cover-side, right<p>Part number 291R0AR100</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>
22103 Panel - side cover, right<p>Part number 29120AR100</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>
22104 Cover-side, left<p>Part number 291L0AR100</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>
22105 Panel-side cover, left<p>Part number 29130AR100</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>
22106 Lower cover, back<p>Part number 29140AR000</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>
22107 BOLT<p>Part number 1290006200</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>
22108 Filler Neck Assy-Fuel<p>Part number 31030AR000</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>
22109 Hose-Fuel Filler<p>Part number 31036AR000</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>
22110 hose-vent<p>Part number 31071AR000</p><p>If you are not sure about compatibility, please contact us in advance to confirm the part number.</p>