Why does IE 10 use two different cookies for two requests to the same site?

Question

I am maintaining a java web system based on springboot. Recently, a 401 error was found in some IE 10 requests. Then I checked my system and this is the result I got:

1. There is no problem with Chrome;
2. On IE10, these two requests use different cookies to visit the same website, as shown in the following two pictures: