public static function executeDeletion($id) {
        global $wpdb;

        if (empty(self::getMemberId())) {
            return false;
        }

        $res = $wpdb->delete(
            Master::getWishlistTableName(),
            [
                'id' => (int)$id,
                'mem_id' => self::getMemberId(),
            ],
            ['%d', '%d']
        );
        if ($res === false) {
            return false;
        }

        return true;
    }