subuh at 330am

Aigooo. How can I not sleep after subuh prayer if it is early.SOOoooo early. At 330am.huwaaa. I guess i should sleep earlier at 10 pm. but the problem is, it is my study time.and i always sleep at 12am. I try once to sleep at 10 o'clock but it end up me lying on the bed doing nothing (cant sleep).duhh~can i sleep back 1 hour after subuh prayer?at syuruk ke.haha.boleh laaa.pleaseeeeeeeee~~ ;p