Looks like users have to go through a KYC procedure for making payments in crypto:
Making Cryptocurrency Payments with TrafficJunky
To get started with cryptocurrency payments from your TrafficJunky account, you will have to contact our Support Team to activate the payment option.
To verify your identity, our team would require a government-issued photo ID; it can be your driver’s license, passport, or permanent resident card. Please note: Photo must be taken on a tabletop, also you must take a photo-selfie holding the card.
After that, you sit back and relax! The Support Team will notify you via email once the review process has been completed.
Another option is
Juicyads they are also accept Bitcoin as payment.
I think they no longer support
BTCitcoin:
Payment Types, Schedule, & Fees- I could be wrong.