INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5b974f5480ea24be22383b34b50070d33c7940f5c9611511db4f3c97ece53669', 
    '1kZxvrobyIx8tuWMg0s3gli3300dj7C02M2FaHKUCQg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)