For this procedure Zabbix repository provides choice of 3 packages named as follows:
where the last value of the name (after zabbix-proxy-) represents database type of the package — MySQL, PostgreSQL and SQLite respectively.
Edit proxy host, name, user and password in zabbix_proxy.conf
If Zabbix proxy and Zabbix server are installed on the same host, their databases must have unique names! Defaults for both are