Run with 22, 80 and 3306 ports opened:
docker run -d -p 49160:22 -p 49161:80 -p 49162:3306 wnameless/mysql-phpmyadmin

Open http://localhost:49161/phpmyadmin⁠ in your browser with following credential:
username: root
password:

Login by SSH
ssh root@localhost -p 49160
password: admin