PHP script can’t connect to Database on port 3307

Try this one. This is connection object created to use in wordpress 

$mydb = new wpdb( 'username', 'password', 'my_database', 'localhost' );

and if it is way that you want to go check in codex $wpdb function ‘select’ to select database when do queries. Hope it help.

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Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)