INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '56a978c7322d01f561dc051b017c9c8fe11915f60b6946e7bc00de4c93794176', 
    'm4RnraGjHID3sl7nsXeIqZnE1Z05SYZMtR9vdONqCyk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)