public function Insert($query)
{
//$query=str_replace('%pre%', $this->dbpre, $query);
pg_query($this->db, $this->sql->Filter($query));
$seq = explode(' ', $query, 4);
$seq = $seq[2] . '_seq';
$r = pg_query('SELECT CURRVAL(\'' . $seq . '\')');
$id = pg_fetch_result($r, 0, 0);
return (int) $id;
}