SELECT ID
FROM `Karten_ID` 
WHERE `Edition` = CONVERT( _utf8 'boo'
USING latin1 ) 
COLLATE latin1_swedish_ci
AND `Kartenname` = CONVERT( _utf8 'mirrodin'
USING latin1 ) 
COLLATE latin1_swedish_ci
LIMIT 0 , 30

$sth = $dbh->prepare(qq{SELECT ID FROM Karten_ID WHERE Edition='?' AND Kartenname='?'});
$sth->execute($2,$1);

$sth = $dbh->prepare(qq{SELECT ID FROM Karten_ID WHERE Edition='?' AND Kartenname='?'});
$sth->execute($2,$1);
my @Ergebnis= $sth->fetchrow_array()) {
$Karten_ID= $Ergebnis[0];

my $handle = $sth->execute(...);
if( !$sth->rows ) {
  print "Keine Ergebnisse.";
}
else {
  while( my @row = $handle->fetchrow_array ) {
    print "Aktueller Datensatz: @row\n";
  }
}