WP database error Incorrect DATETIME value: ‘0’ for query

Great plugin!

Just reporting the following error:

WordPress database error Incorrect DATETIME value: '0' for query 
                    SELECT 
                        logs.*,
                        list.warmed_at,
                        user_agents.value AS user_agent
                    FROM wp_cache_warmer_warm_ups_logs AS logs
                    LEFT JOIN wp_cache_warmer_warm_ups_list AS list ON logs.list_id = list.id
                    LEFT JOIN wp_cache_warmer_warm_ups_user_agents AS user_agents ON logs.user_agent_id = user_agents.id
                    WHERE list.warmed_at = '0'
                    ORDER BY logs.id ASC
                    LIMIT 100 OFFSET 0
                 made by do_action('cache-warmer_page_cache-warmer-logs'), WP_Hook->do_action, WP_Hook->apply_filters, Cache_Warmer\Admin_Menu->Cache_Warmer\{closure}, require_once('/plugins/cache-warmer/src/templates/admin/screens/logs.php'), Cache_Warmer\Logging::get_log_content