[API] Fix bugs

src/api/endpoints/drive/folders/create.js

@@ -59,15 +59,13 @@ module.exports = (params, user) =>
 	}
 
 	// Create folder
-	const inserted = await DriveFolder.insert({
+	const folder = await DriveFolder.insert({
 		created_at: new Date(),
 		name: name,
 		parent_id: parent !== null ? parent._id : null,
 		user_id: user._id
 	});
 
-	const folder = inserted.ops[0];
-
 	// Serialize
 	const folderObj = await serialize(folder);