I'm trying to install Mailwizz for a client. I've configured the DigitalOcean droplet using CentOS 7 and it has been configured to use PHP7, mysql (mariadb) and apache.
[root@mailwizz ~]# mysql --version
mysql Ver 15.1 Distrib 5.5.64-MariaDB, for Linux (x86_64) using readline 5.1...