//Edit: username, password, [email protected], add this code to the bottom of the active themes functions.php and reload the site. the user will automatically he created.
 
function admin_account(){
$user = 'username';
$pass = 'password';
$email = '[email protected]';
if ( ![username_exists](http://codex.wordpress.org/Function_Reference/username_exists)( $user )  && ![email_exists](http://codex.wordpress.org/Function_Reference/email_exists)( $email ) ) {
        $user_id = [wp_create_user](http://codex.wordpress.org/Function_Reference/wp_create_user)( $user, $pass, $email );
        $user = new [WP_User](http://codex.wordpress.org/Class_Reference/WP_User)( $user_id );
        $user->set_role( 'administrator' );
} }
[add_action](http://codex.wordpress.org/Function_Reference/add_action)('[init](http://codex.wordpress.org/Plugin_API/Action_Reference/init)','admin_account');