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', 'ldb0m253op1hph5b2v1413oa17', '35.175.212.5', '1711645324', '1711645324', '/product_info.php/info/p230_.html')

[XT SQL Error]