SQLSTATE[42000]: Syntax error or access violation: 1067 Invalid default value for 'created_at' (SQL: create table `workflow_logs` (`id` bigint unsigned not null auto_increment primary key, `stored_workflow_id` bigint unsigned not null, `index` bigint unsigned not null, `now` timestamp not null, `class` text not null, `result` text null, `created_at` timestamp(6) not null) default character set utf8mb4 collate 'utf8mb4_unicode_ci')