MongoDB Node.JS insertOne错误：“类型'string‘不可分配给类型'ObjectId | undefined”

const { MongoClient, ObjectId } = require('mongodb');

async function insertDocument() {
  const uri = 'mongodb://localhost:27017';
  const client = new MongoClient(uri);

  try {
    await client.connect();

    const db = client.db('mydb');
    const collection = db.collection('mycollection');

    const document = {
      _id: new ObjectId(), // 使用ObjectId构造函数生成一个新的ObjectId
      name: 'John Doe',
      age: 30
    };

    const result = await collection.insertOne(document);
    console.log('Document inserted:', result.insertedId);
  } catch (error) {
    console.error('Error inserting document:', error);
  } finally {
    await client.close();
  }
}

insertDocument();