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$this->db->query("INSERT INTO `" . DB_PREFIX . "filter_group` SET sort_order = '" . (int)$data['sort_order'] . "'");

$filter_group_id = $this->db->getLastId();

foreach ($data['filter_group_description'] as $language_id => $value) {
	$this->db->query("INSERT INTO " . DB_PREFIX . "filter_group_description SET filter_group_id = '" . (int)$filter_group_id . "', language_id = '" . (int)$language_id . "', name = '" . $this->db->escape($value['name']) . "'");
}

if (isset($data['filter'])) {
	foreach ($data['filter'] as $filter) {
		$this->db->query("INSERT INTO " . DB_PREFIX . "filter SET filter_group_id = '" . (int)$filter_group_id . "', sort_order = '" . (int)$filter['sort_order'] . "'");

		$filter_id = $this->db->getLastId();

		foreach ($filter['filter_description'] as $language_id => $filter_description) {
			$this->db->query("INSERT INTO " . DB_PREFIX . "filter_description SET filter_id = '" . (int)$filter_id . "', language_id = '" . (int)$language_id . "', filter_group_id = '" . (int)$filter_group_id . "', name = '" . $this->db->escape($filter_description['name']) . "'");
		}
	}
}