Fetch type id based on name query

    my $statement8;
    my $sth8;
    my $error8;
      $statement8 = $self->{SQL}->get("GET_HTML_TYPE");
     ($sth8, $error8) = $self->{DB_CONNECTION}->query($statement8, \ ($mdid));
      while($sth8->fetch){$htmltype = $mdid; }