1366 - Incorrect integer value: '' for column `mapshopatlogis`.`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', 'd1a8584bd68a5313927c7811bcc1ca94', '18.212.102.174', '1711647369', '1711647369', '/shop_content.php/language/en/coID/8')

[XT SQL Error]