INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '29f142c9e10c5ac8c2c38f436132c700744fec924b934090c8a653ee0aa87e89', 
    '2T8HG/0hqj8p3TnE4BUBwXd5vz9UjhlrzjcJyt1ze4g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)