INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e671f869bb8700af9bdbaceafcf9c0311970047d9acc9a6a15e51af93a61f50', 
    'kkt1/1woTUkhQi5s1qGJfHcu8CUrRUvL//6nVJy1FTI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)