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', 'n0l1cuf15str4bg0vhj7881m35', '18.119.139.50', '1714156580', '1714156580', '/product_info.php/info/p20_.html')

[XT SQL Error]