1366 - Incorrect integer value: '' for column `db162720`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', 'eb0f5pnr2b0ahus89qm748lg25', '3.95.2.54', '1711721604', '1711721604', '/product_info.php/info/p229_.html')

[XT SQL Error]