INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '31fb432c7b06864f4bcdf8965ed863ca955d0cef2abf27ce13b8ef64bd40627c', 
    '2mrUO6dA6Q4RfjwWJGDw65JMkFqZsP3iIvM9L7c9+00=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)