INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39ec62e0a692619644309eb8bf681bfbd32e2a2ed022648e1398f61904454afd', 
    'QQ4t/szqSA++sZ8B0iccZAY/90g/fOkUZq437yxY1kc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)