Please Update PHP versions to 5.5 to 5.7 Because latest frameworks will only run on this versions
Plesk allows to enable additional PHP handler.
To address your question, please contact your hosting provider (the company that hosts your website) and request support from them directly. We are the authors of the software you and your hosting provider are using, and unfortunately, we cannot help with this particular request because we do not host your website. We are closing your request as it doesn’t include any software improvement proposal.