}
elsif ( _date_or_datetime_column_type( $columns_info->{$koha_field_name}->{data_type} ) ) {
try {
$value = dt_from_string($value, 'rfc3339');
$value = dt_from_string($value, 'rfc3339')
if defined $value;
catch {
Koha::Exceptions::BadParameter->throw( parameter => $key );
-