1366 - Incorrect integer value: '' for column `abtecsho_shop`.`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', 't75q3vbg92kkbso8pe6hotsc50', '18.97.14.82', '1745405842', '1745405842', '/shop_content.php/coID/8')

[XT SQL Error]