Deprecated: mysql_connect(): The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead in /home/gorilla911/public_html/wp-includes/wp-db.php on line 1520

Notice: Undefined index: acb5ec in
/home/gorilla911/public_html/wp-content/plugins/user-role-editor/includes/class-ure-screen-help.php
on line 1

I checked my PHP version and it’s 5.6.31. Also, I can not access wp-admin.