[ubuntu] Problem with intializing MySQL Database.

Code:

sudo apt-get install mysql-server php-mysql

Code:

sudo mysqld --initialize-insecure

Code:

sudo mysqld --initialize

Code:

2016-06-05T18:24:48.573038Z 0 [Waing] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
2016-06-05T18:24:48.580360Z 0 [ERROR] --initialize specified but the data directory has files in it. Aborting.
2016-06-05T18:24:48.582978Z 0 [ERROR] Aborting