Cant sub for zoom on my latop from Nigeria

Dear Sir/Ma,
I cant sub for one month using my debit card from Nigeria. This is the message that is displaying "We are unable to process this payment due to an unknown issue with the card. Please try a different card or a different payment method. If the issue persists, please contact your bank." I have tried two card and i need to host an important meeting tomorrow.

will be glad if you respond to me as soon as possible.

Best regards