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', 'vij4k9blvqfrf6q5qm4r1f1oa4', '35.175.246.88', '1711692588', '1711692588', '/product_info.php/info/p10_.html')

[XT SQL Error]