diff --git a/target/classes/mapper/PromotionMapper.xml b/target/classes/mapper/PromotionMapper.xml
new file mode 100644
index 0000000..72ffd95
--- /dev/null
+++ b/target/classes/mapper/PromotionMapper.xml
@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.example.myproject.mapper.PromotionMapper">
+
+    <insert id="insert" parameterType="com.example.myproject.entity.Promotion">
+        INSERT INTO promotion (
+        name, description, start_time, end_time, discount_percentage, applicable_torrent_ids
+        ) VALUES (
+        #{name}, #{description}, #{startTime}, #{endTime}, #{discountPercentage}, #{applicableTorrentIds}
+        )
+    </insert>
+
+</mapper>