logged into SSH with the root user, do the following:
1 . Make backup
cp -a /usr/my.cnf /usr/my.cnf-bak cp -a /etc/my.cnf /etc/my.cnf-bak
2. edit configuration file
nano /usr/my.cnf nano /etc/my.cnf
Change the below
sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES
to
sql_mode=""
3. Restart the MySQL Service
For CentOS 7 servers: systemctl restart mysql
For CentOS 6 and prior: /etc/init.d/mysql restart
4) Verify To verify that the process was completed properly you can run the following:
mysql -e "SELECT @@sql_mode;"
The output may look similar to the following:
+--------------------------------------------+ | @@sql_mode +--------------------------------------------+ | NO_AUTO_CREATE_USER +--------------------------------------------+
|