SELECT 
  * 
FROM 
  cscart_faq_items 
WHERE 
  faq_id = 12 
  AND lang_code = 'en' 
ORDER BY 
  faq_item_id ASC

Query time 0.01973

JSON explain

{
  "query_block": {
    "select_id": 1,
    "nested_loop": [
      {
        "read_sorted_file": {
          "filesort": {
            "sort_key": "cscart_faq_items.faq_item_id",
            "table": {
              "table_name": "cscart_faq_items",
              "access_type": "ref",
              "possible_keys": ["faq_id"],
              "key": "faq_id",
              "key_length": "4",
              "used_key_parts": ["faq_id"],
              "ref": ["const"],
              "rows": 4,
              "filtered": 100,
              "attached_condition": "cscart_faq_items.faq_id <=> 12 and cscart_faq_items.lang_code = 'en'"
            }
          }
        }
      }
    ]
  }
}