INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '312ca0d2ede4b08837526d1697ad8d86be8e71553e51d0940b8a3b620a9eeebd', 
    'iU6C/kROJdrRK41LdwD9pM0vj850YuPl1Y3jqfSuy/U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)