CREATE PROCEDURE for insert for c# nonexecutequery

CREATE PROCEDURE sp_insertemployee 
        @FirstName nvarchar(10),
        @LastName nvarchar(20),
        @Title nvarchar(30),
        @Notes nvarchar(200),
        @PK_New int OUTPUT
      AS
        INSERT INTO Employees(FirstName,LastName,Title,Notes) 

VALUES (@FirstName,@LastName,@Title,@Notes)

        SELECT @PK_New = @@IDENTITY
        RETURN (1)    
      GO

---------------------------------------------------------------

IF ( OBJECT_ID('dbo.sp_Students_INS_byPK') IS NOT NULL ) 
   DROP PROCEDURE dbo.sp_Students_INS_byPK
GO

CREATE PROCEDURE dbo.sp_Students_INS_byPK
       @student_id                     INT                      , 
       @password                       VARCHAR(15)      = NULL  , 
       @active_flg                     TINYINT                  , 
       @lastname                       VARCHAR(30)      = NULL  , 
       @birth_dttm                     DATETIME         = NULL  , 
       @gpa                            INT              = NULL  , 
       @is_on_staff                    TINYINT                   
AS 
BEGIN 
     SET NOCOUNT ON 

     INSERT INTO dbo.Students
          ( 
            student_id                   ,
            password                     ,
            active_flg                   ,
            lastname                     ,
            birth_dttm                   ,
            gpa                          ,
            is_on_staff                  
          ) 
     VALUES 
          ( 
            @student_id                   ,
            @password                     ,
            @active_flg                   ,
            @lastname                     ,
            @birth_dttm                   ,
            @gpa                          ,
            @is_on_staff                  
          ) 

END 

GO

----------------------------------------------------------------------

EXECUTE [dbo].[spINSERT_dbo_Customer] 
   @FirstName = 'Tommy'
  ,@LastName = 'Crabber'
  ,@PhoneNumber = '333-333-3333'
  ,@EmailAddress = 'tommy@KingCrabber.com'
  ,@Priority = 1
  ,@CreateDate = '2011-09-15'
GO