INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '545bed2f437993fa045e7aefb99429e7e41dcb91abc8315795b5546cc8b0c4bd', 
    'M9DjinbPhLQBr61cEuUiYabA8ZirjypT+uhPmR0GPLc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)