$para = array(array($this->Forename), array($this->Surname), );
    $result = mssqldb::query("{call usp_NewCustToOrderRemote(?,?)}", $para);
    $userid = sqlsrv_fetch_array($result);  var_dump($userid);

set     @newID = @@IDENTITY
    select @newID

sqlsrv_next_result($result);
    $id = sqlsrv_fetch_array($result)[0];