you can also try setting up a policy as the main driver, but add a parent to it, this can sometimes lower the premium with certain insurers.
Use the comparision site to gauge who is doing what then try call round and seeing what quotes you get back.
Look at what con lower the insurance for you, garaged, alarmed, limited miles, higher excess.
If you can hold a conversation, speak to the insurance firms, see how you can lower the policy.
Also, if you have a little banger as a first car, then try third party insuance, rather than third party fire and theft or fully comp, if they still do this.
Whatever you do it will be expensive for the first couple of years.