diff --git a/src/libs/sqlite/sqlitedatabase.cpp b/src/libs/sqlite/sqlitedatabase.cpp
index 96e6a87b8ac..69581713666 100644
--- a/src/libs/sqlite/sqlitedatabase.cpp
+++ b/src/libs/sqlite/sqlitedatabase.cpp
@@ -238,22 +238,6 @@ void Database::sessionRollback()
     m_statements->rollbackBegin.execute();
 }
 
-void Database::lock()
-{
-    m_databaseMutex.lock();
-#ifdef UNIT_TESTS
-    m_isLocked = true;
-#endif
-}
-
-void Database::unlock()
-{
-#ifdef UNIT_TESTS
-    m_isLocked = false;
-#endif
-    m_databaseMutex.unlock();
-}
-
 DatabaseBackend &Database::backend()
 {
     return m_databaseBackend;
diff --git a/src/libs/sqlite/sqlitedatabase.h b/src/libs/sqlite/sqlitedatabase.h
index 3804d6c7a30..b0f83defc2a 100644
--- a/src/libs/sqlite/sqlitedatabase.h
+++ b/src/libs/sqlite/sqlitedatabase.h
@@ -154,14 +154,28 @@ public:
 
     bool isLocked() const
     {
-#ifdef UNIT_TESTS
+#ifdef QT_DEBUG
         return m_isLocked;
 #else
         return true;
 #endif
     }
-    void lock() override;
-    void unlock() override;
+
+    void lock() override
+    {
+        m_databaseMutex.lock();
+#ifdef QT_DEBUG
+        m_isLocked = true;
+#endif
+    }
+
+    void unlock() override
+    {
+#ifdef QT_DEBUG
+        m_isLocked = false;
+#endif
+        m_databaseMutex.unlock();
+    }
 
     void deferredBegin() override;
     void immediateBegin() override;
diff --git a/tests/unit/unittest/sqlitedatabase-test.cpp b/tests/unit/unittest/sqlitedatabase-test.cpp
index f95c4d84737..d1e70401e38 100644
--- a/tests/unit/unittest/sqlitedatabase-test.cpp
+++ b/tests/unit/unittest/sqlitedatabase-test.cpp
@@ -127,11 +127,12 @@ TEST_F(SqliteDatabase, CreateDatabaseWithLockingModeNormal)
 
 TEST_F(SqliteDatabase, ExclusivelyLockedDatabaseIsLockedForSecondConnection)
 {
+    using namespace std::chrono_literals;
     Utils::PathString path{Utils::TemporaryDirectory::masterDirectoryPath()
                            + "/database_exclusive_locked.db"};
     Sqlite::Database database{path};
 
-    ASSERT_THROW(Sqlite::Database database2{path}, Sqlite::StatementIsBusy);
+    ASSERT_THROW(Sqlite::Database database2(path, 1ms), Sqlite::StatementIsBusy);
 }
 
 TEST_F(SqliteDatabase, NormalLockedDatabaseCanBeReopened)