declare
    dup_val_on_index  exception;
    pragma exception_init (dup_val_on_index  , -00001);
begin
    execute immediate 'Insert into FORMA_PAGO values (38, ''VOUCHER ROD'', null,1,sysdate,1, null,''VR'',null, 0,null)';
	exception when dup_val_on_index  then null;
end;