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', 'jpm1s7fanh3qt12mnfcorf78n5', '35.175.172.94', '1711641189', '1711641189', '/product_info.php/info/p241_.html')

[XT SQL Error]