Hmm... Error with Transaction
Unfortunately, the payment was not successful.
The error was: Your card has insufficient funds.

Hello Francis,
Thank you for your question about your payment. I can't offer any more information than what the card processing service provided. At the risk of stating the obvious, it seems your account doesn't have funds to cover the transaction.
Perhaps you can try another card?
I hope I have answered your question to your satisfaction. Please advise if we can help with anything else.