INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '646ad668d79c157eaa373d933d574f5e9fd2859949e7b4bed577689512d0741b', 
    '6dxdllhuwm+3PKYpDTTjWcBxBLY9HSTWNZj1IlPRyLw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)