Please follow below given steps to import database via phpMyAdmin in cPanel.
Step-1: Login to your cPanel account and search “phpMyAdmin” and select phpMyAdmin.
Step-2: In the left side of phpMyAdmin windows, Select the database where you want to Import “technical_wp315″(for example).
Step-3: Click on the “Import” button to import a database.
Step-4: Under Import click on the “Choose File” button and Select SQL database backup file from your PC, Scroll down till the end and then click on the “Go” button.
Step-5: Database import process will take some time depends on your database file size. Once completed you will see a message in green box then it means your SQL is uploaded successfully.