I like to recommend installing the free demo version ahead of getting and check the need for session management. The OC Session Manager module is mostly meant for OpenCart three. Opencart stores some person facts (language, currency, cart, etcetera.) in PHP classes. OpenCart can store this info in two strategies: https://bestseomoduleprestashop01111.tblogz.com/little-known-facts-about-yookassa-opencart-45742554