GET request to upload data in database gives me 302 error

Please note that we provide hosting intended for use of websites. Using our hosting as an IoT data aggregation platform is not supported:

Also, I’m not sure what this “302 error” means. With some difficulty I was able to find some search results related to Arduino, but not this error code, and I don’t know enough about Arduino programming to tell you what server behavior would cause your board to generate this error.