SQL Server Insert into Command

Question

Sir, I did a SQL Server Insert Command,  but i can't execute. Here the command. what the Problem this command has?

Please correct the fault and send me.

CREATE PROCEDURE ClassAdd
@classId int,
@ClassName nvarchar(50),
@Dates datetime
AS

insert into tbl_Class
values(classId=@classId,className=@className,Dates=@Dates)