INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'db1a842ba219bed431e7d7881f92a59f55195461d4888295736337ff7e469a52', 
    '+4tGn8trTgcOt4JJY6ByMWrPL6aHNszgo6mmItOhyKo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)