1366 - Incorrect integer value: '' for column `shop_db3`.`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', '8369871aec47d1f089dac434565a7aef', '3.129.247.196', '1713245191', '1713245191', '/password_double_opt.php?XTCsid=c00a13a977272d3659dd7fe5a5f758e9')

[XT SQL Error]