linq to sql data insert issue

Hi All,
I am trying to enter data in to the below table see syntax below
Table name users
fname varchar(10)
lname varchar(10)
is_active bit
My code
 
 
Users uinfo = new Users { FirstName="TestOne", LastName="TestLast", Is_Active=1 };  
 
I am getting an error message near IS-ACtive how can I insert a bit data type there?
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