INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c29243529644d8eac68821089aba39cda57394cd007aff3a19b4673211c254d', 
    'J8qwo8mWuYsM+tVd/zpktVIzjiRH9Ob4sAy0nTmNoAw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)