Import-.sql-file-using-php

edit following files

'// Name of the file $filename = 'db-backup-1426746323-fa5bfef761fada0cc5531454fec94cad.sql';

// MySQL host $mysql_host = 'localhost';

// MySQL username $mysql_username = 'root';

// MySQL password $mysql_password = '';

// Database name $mysql_database = 'test';'

before import your database , delete all existing table which are already in the .sql file