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', 'l455papia385l2dijvmv41uha2', '44.208.25.215', '1711699690', '1711699690', '/shop_content.php/coID/3/content/Conditions-of-Use')

[XT SQL Error]