INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2b8acb54fc04def101e56a9cac041ec892fc0abb3fc08767f66ee25ea6cc6b17', 
    'zNpKftwNmas9LNDN2tPD8laVRXVc6Jj4jTOqj1fbS8I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)