diff --git a/plugins/addon/theme_configurator/model/ThemeConfigModel.php b/plugins/addon/theme_configurator/model/ThemeConfigModel.php
index 883aeb2..6303e4a 100644
--- a/plugins/addon/theme_configurator/model/ThemeConfigModel.php
+++ b/plugins/addon/theme_configurator/model/ThemeConfigModel.php
@@ -87,8 +87,13 @@ class ThemeConfigModel
             'update_time' => time(),
         ];
 
-        // 删除所有旧记录,确保只有一条最新记录
-        $this->query()->delete();
+        // 查询是否有旧记录
+        $exists = $this->query()->find();
+        
+        if ($exists) {
+            // 有旧记录:删除所有旧记录,确保只有一条最新记录
+            $this->query()->delete();
+        }
         
         // 插入新记录
         $this->query()->insert($payload);