Dibi\Drivers\FirebirdDriver::getInsertId PHP Method

Retrieves the ID generated for an AUTO_INCREMENT column by the previous INSERT query.

public getInsertId ( $sequence ) : integer \| FALSE
return	integer \| FALSE	int on success or FALSE on failure

    public function getInsertId($sequence)
    {
        return ibase_gen_id($sequence, 0, $this->connection);
    }

FirebirdDriver