INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2821014d7fbd12bc0404ffed898d4089e9c0a621e07ef58157ba3a0509fe13c9', 
    '+SP4MvW1FfYmfOYDlNPeO9M0EQvk1VslCpew8rdhUaY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)