is not going up at all, just anything to increase your premium.
you need to call and corect that with them. also if you got an on-line quote you should have a reference number which you can use to get your insurance premium and they are obliged to give it to you.
As I said if you see your car on-line at 10K take 2-3k from it and give it to the insurance because that how they calculate it when things go wrong.
you can get a ball figure from here:
https://www.ros.ie/VRTEnquiryServlet/showVRT