INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6541fc5a6e7a24289fbe2a4827bfcb780524a743b1b3bac75092327e86c668fe', 
    'RvlmvVU9NL8rCZ/56N6v9h9ZH5xLWsKSXuTcELItHtg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00063

Result

int(1)