prefix . 'mailpoet_migrations'; $automationRunLogs = $wpdb->prefix . 'mailpoet_automation_run_logs'; $statisticsNewslettersTable = $this->getTableName(StatisticsNewsletterEntity::class); // fix unintended "ON UPDATE current_timestamp()" on some timestamp columns $this->connection->executeStatement("ALTER TABLE $migrationsTable CHANGE `started_at` `started_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP"); $this->connection->executeStatement("ALTER TABLE $automationRunLogs CHANGE `started_at` `started_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP"); $this->connection->executeStatement("ALTER TABLE $statisticsNewslettersTable CHANGE `sent_at` `sent_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP"); } }