INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '91514957be2a893217194a00c48acbdf5f4bc97951b5e510b5330c8266e9bb9a', 
    'WR4KCnc5eLL1P9vxbACpwrTk0Mdoy7Rh6Q+QQjJd6Js=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)