insert / exec

create procedure dbo.proc_simple as
   select top 5 object_id, name from sys.objects
go

declare @objects table ( obj_id int, obj_name varchar(180) );

insert into @objects ( obj_id, obj_name )
   exec dbo.proc_simple;

select * from @objects;

obj_id      obj_name
----------- --------------------
4           sysrowsetcolumns
5           sysrowsets
7           sysallocunits
8           sysfiles1
13          syshobtcolumns