I am sorry to hear this. Not being able to sleep is miserable.
Melatonin, along with Progressive Muscle Relaxation, meditations for sleep and Binaural beats are all great helps.
This is not unusual with a move/new place...it will pass.
"Courage is not the abscence of fear, it is feeling afraid and doing it anyway!"
"Worrying does not empty tomorrow of its troubles...it empties today of its strength."
Corrie Ten Boom
Panic Syndrome recovery due to CBT