my $query = "SELECT 1 FROM defaults WHERE ? - current_date > max_future_booking_interval";
my $sth = prepare_execute_query($self, $dbh, $query, conv_date($date));
my $query = "SELECT 1 FROM defaults WHERE ? - current_date > max_future_booking_interval";
my $sth = prepare_execute_query($self, $dbh, $query, conv_date($date));