make sure to always create a new thread for inserting some things in db

app/src/main/kotlin/com/simplemobiletools/gallery/pro/activities/MainActivity.kt

@@ -955,7 +955,9 @@ class MainActivity : SimpleActivity(), DirectoryOperationsListener {
                 // update directories and media files in the local db, delete invalid items
                 updateDBDirectory(directory)
                 if (!directory.isRecycleBin()) {
+                    Thread {
                         mediaDB.insertAll(curMedia)
+                    }.start()
                 }
 
                 getCachedMedia(directory.path, getVideosOnly, getImagesOnly) {
@@ -1029,10 +1031,13 @@ class MainActivity : SimpleActivity(), DirectoryOperationsListener {
             dirs.add(newDir)
             setupAdapter(dirs)
             try {
+                // make sure to create a new thread for these operations, dont just use the common bg thread
+                Thread {
                     directoryDao.insert(newDir)
                     if (folder != RECYCLE_BIN) {
                         mediaDB.insertAll(newMedia)
                     }
+                }.start()
             } catch (ignored: Exception) {
             }
         }

app/src/main/kotlin/com/simplemobiletools/gallery/pro/activities/MediaActivity.kt

@@ -873,7 +873,9 @@ class MediaActivity : SimpleActivity(), MediaOperationsListener {
         if (!isFromCache) {
             val mediaToInsert = (mMedia).filter { it is Medium && it.deletedTS == 0L }.map { it as Medium }
             try {
+                Thread {
                     mediaDB.insertAll(mediaToInsert)
+                }.start()
             } catch (e: Exception) {
             }
         }