MyBatis insert操作插入数据之后返回插入记录的id

<insert id="insert" 
keyProperty="id" 
useGeneratedKeys="true"
     parameterType="com.demo.domain.CountRateConfig">

insert into query_rate_config (code,partner_type,search_count, booking_count, ticket_count,rate_type)

values (#{code,jdbcType=VARCHAR},#{partnerType,jdbcType=TINYINT}, #{searchCount,jdbcType=INTEGER},
  #{bookingCount,jdbcType=INTEGER}, #{ticketCount,jdbcType=INTEGER},#{rateType,jdbcType=TINYINT})
</insert>

@Override
  public int insert(CountRateConfig countRateConfig) {
    int insertNum = Integer.parseInt(countRateConfigMapper.insert(countRateConfig) + "");
    Long id = countRateConfig.getId();
    return insertNum;
  }