Rest api access of zoho creator

Rest api access of zoho creator

I have a free account on Zoho creator. I have one form developed in creator. When I am trying to add record through rest api access, I am getting redirecting to Zoho home page.

My rest url is -  https://creator.zoho.com/api/skagrawal10/xml/copy-of-mtech-database/form/registration/record/add/
Post Parameters are 
authtoken
scope
NAME

Please guide me in this.