declare
  dup_val_on_index  exception;
  except_02291  exception;

  pragma exception_init (dup_val_on_index  , -00001);
  pragma exception_init (except_02291  , -02291);
begin
  execute immediate
	'insert into CONSTANTE values (
	CONSTANTE_SEQ.NEXTVAL,
	''FORMAPAGOCREDITO_ID'',
	''ID de Pago a Crédito Expresos'',
	1,
	''2'',
	1,
	1,
	sysdate,
	1
)';
 exception 
    when dup_val_on_index  then null;
    when except_02291  then null;
end;