INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ca6a4c041d517fbeb2b16675db41cc6a0a1febfad28c1db3fea79edad86e14fb', 
    'E1xMzkrRknC2zni6PoI8LQXraYNBDEdZQEWY3ETsv84=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)