There is an APT repo for installing MySQL server and client.

1. Ensure wget is installed
   sudo apt install wget

2. Download the repo package
   wget -c https://dev.mysql.com/get/mysql-apt-config_0.8.10-1_all.deb

3. Install the repo package
   sudo dpkg -i mysql-apt-config_0.8.10-1_all.deb

Note, the installation will ask you to choose a MySQL server version and other components such as cluster, shared client libraries, or the MySQL Workbench.

1. update your repo library
   sudo apt update

2. Install MySQL server
   sudo apt install mysql-server

3. Secure MySQL
   sudo mysql_secure_installation

4. Install MySQL Client
   sudo apt install mysql-client