You can read the whole file into the memory (@file) and take the id from the very last line. 
open(DAT, "<$output") || die("Cannot Open File");
my @file = <DAT>;
close DAT;
my $id = (split(':', $file[-1]))[0];
$id++;
print "$id\n";

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In reply to Re: auto increment by pme
in thread auto increment by PilotinControl

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