INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c176af917a39f1df2951849bfd1ec1477b8c847293ad3ab347d663505187fcbd', 
    'KjxMazA4TgqorsrggOZD++a6wzcfQ6WQuVTez2fLH9o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00058

Result

int(1)