IFFCO Tokio General Insurance — payment debited but policy is not given

I have recieved a msg from iffco tokio for policy renewal. When i open their link of renew polucy which i got from mesaage and made a payment. My money is debited but they didnt give me a policy document. My vehical number is gj09cu5171. When i opend their link they send it shows your policy already renewed but i didnt get a policy document. I have tried to reach them so many times at their website on live chat but on one is there and i also try to call them but their customer care number is alwys busy