diff --git a/src/com/activeandroid/Model.java b/src/com/activeandroid/Model.java
index 421426ea3..ac031097e 100644
--- a/src/com/activeandroid/Model.java
+++ b/src/com/activeandroid/Model.java
@@ -152,7 +152,7 @@ else if (ReflectionUtils.isSubclassOf(fieldType, Enum.class)) {
 		}
 
 		if (mId == null) {
-			mId = db.insert(mTableInfo.getTableName(), null, values);
+			mId = db.insertOrThrow(mTableInfo.getTableName(), null, values);
 		}
 		else {
 			db.update(mTableInfo.getTableName(), values, idName+"=" + mId, null);
diff --git a/src/com/activeandroid/content/ContentProvider.java b/src/com/activeandroid/content/ContentProvider.java
index b4a841d64..ed95c20c8 100644
--- a/src/com/activeandroid/content/ContentProvider.java
+++ b/src/com/activeandroid/content/ContentProvider.java
@@ -1,8 +1,5 @@
 package com.activeandroid.content;
 
-import java.util.ArrayList;
-import java.util.List;
-
 import android.content.ContentValues;
 import android.content.UriMatcher;
 import android.database.Cursor;
@@ -15,6 +12,9 @@
 import com.activeandroid.Model;
 import com.activeandroid.TableInfo;
 
+import java.util.ArrayList;
+import java.util.List;
+
 public class ContentProvider extends android.content.ContentProvider {
 	//////////////////////////////////////////////////////////////////////////////////////
 	// PRIVATE CONSTANTS
@@ -93,7 +93,7 @@ public String getType(Uri uri) {
 	@Override
 	public Uri insert(Uri uri, ContentValues values) {
 		final Class<? extends Model> type = getModelType(uri);
-		final Long id = Cache.openDatabase().insert(Cache.getTableName(type), null, values);
+		final Long id = Cache.openDatabase().insertOrThrow(Cache.getTableName(type), null, values);
 
 		if (id != null && id > 0) {
 			Uri retUri = createUri(type, id);