This LEMP stack is that fastest way to start running OpenCart on your server. Using Nginx, PHP 7.2, Mariadb.
Nginx (updated)
PHP 7.2
PHP-fpm
Mariadb (updated)
OpenCart (updated)
wget -qO oc-u18-04 https://raw.githubusercontent.com/abokareem/OpenCart-1/master/oc-u18.04-install.sh && sudo bash oc-u18-04