Indian Overseas Bank — wrong debit from my account

I am having sb account in indian overseas bank, collectorate branch, dindigul with account no: (No.[protected]) and i received a message on 14.5.19 by 21.55 hrs that my account has been debited with rs.5000/[protected]n), but i have not done any transaction or used my debit card or i didnt let any details also to anyone. So the amount has been wrongly debited and i request to clear and credit the amount to my account