Help me😩

So lately Iv really bad insomnia 😅 I'm literally so tired when I go to bed but I physically can't go to sleep until like 2/3 in the morning 🙄 it's driving me insane 😳 I used to sleep all night from like 9/10 in the night -10/11 the next days and now I'm gone so out of my routine , can anyone help 🙈 or know how I can get back into my routine😝please help