y default, X-Cart will begin counting orders at 1 and increase with each attempted order. You can manually set this to any value you wish with the mysql statement below.
Log into your X-Cart admin section and access the "Patch/Upgrade" section from the "Tools" menu.
Scroll down the page to the "Apply SQL patch" section and apply the following patch:
Code:
ALTER TABLE xcart_orders AUTO_INCREMENT = 25000;
The section in which to apply will look as follows: