Python sqllite inserts variable values into SQL statements

import sqlite3

# 连接到数据库
conn = sqlite3.connect('example.db')
cursor = conn.cursor()

# 定义变量值
name = 'zhoutao'
age = 25

# 执行插入操作
cursor.execute("INSERT INTO table_name (name, age) VALUES (?, ?)", (name, age))

# 提交事务
conn.commit()

# 关闭连接
conn.close()