Upon clicking the submit payment at 2checkout, the page returns

1264 Out of range value adjusted for column '2co_order_id' at row 1
in:
[UPDATE 2checkout SET finish_time = now(), status = 'Y', return_md5 = '1AB95FEF56A085C4Q12A3DDEFEB36C60', 2co_order_id = '397402734' WHERE 2co_id = '145']
Anyone have any ideas on this?