sorry, i meant phpx.x-mysql, a phpx.x-mysqli usualy doesnt exist.
The PDO and MySQLi Drivers are inside these packages for respective PHP versions. Please install them and you should be good
For PHP 5
apt install php5-mysqlnd
| or |
apt install php5.6-mysqlnd
For PHP 7.x
apt-get install -y php7.x-mysql
php7.3-mysql - installed
php5.6(7.0/7.1/7.2/7.4)-mysql - not installed
Problem fixed by
apt install php5.6-mysql
Confirmed this bug in the latest version