INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1821218749a1f5bca7089650632fc130f87d536a01df9bebf256471f52bbf3c5', 
    'uyx7uKFvWARKLMDsaIceZLCQYNMZQAG9J9PQf5nRvLE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)