Host '192.168.X.XXX' is not allowed to connect to this MySQL server

To solve this issue follow these followed steps.

1. Connect mysql -u root -p
2.  Enter password for the root user
3. now mysql terminal will be displayed
4. In mysql terminal run these queries with your hostname and password
5. CREATE USER 'username'@'IP Address of webserver' IDENTIFIED BY 'passoword';
6. GRANT ALL PRIVILEGES ON *.* TO 'username'@'192.168.1.102' WITH GRANT OPTION;