Are you sure you aren't female and age 55???? All the women I know 'of a certain age' have this problem. Yes it is VERY frustrating.
Right now, I'm on the third day of Melatonin about half an hour before bed.
I've also used Benedryl when desperate.
Here's another herbal option that works for my male neighbor:
Amazon.com: Herbal Medicine Deep Sleep 60sg: Beauty