1366 - Incorrect integer value: '' for column `sql12320`.`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', '974ee7003ad7d23738f903f42fa49c4f', '3.83.188.254', '1585987367', '1585987367', '/shop/product_info.php/info/p124_Propolistinktur--20ml.html')

[XT SQL Error]