use DBI;
...


$self->connectdb(connection => "./db/nr1.db");
$self->createtable(table => $joinTable,
                   form => $form1);
                          
my $insert = "insert into GITAXNR(gi,ID,quest) select GITAX.gi, GITAX.ID, NRP.quest from GITAX inner join NRP on GITAX.gi = NRP.gi";
$self->do_it(argument => $insert);