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', 'jo2g79tsbfrciul4fg42fe2k01', '18.223.32.230', '1713859271', '1713859271', '/shop_content.php/coID/2/content/Privacy-Notice')

[XT SQL Error]