1366 - Incorrect integer value: '' for column `creatihu_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', 'bb9e2edfc520356d074a51002a91832d', '18.220.154.41', '1713985967', '1713985967', '/index.php?cat=c8_Digital-LFP-Print.html')

[XT SQL Error]