How to get user_id in Telegram bot?

Question

Bots

There is a tg bot with sqlite3 database
How to get user_id and create a record with this user_id in the database?
For example, is it possible to get user_id without user registration if the user sent the /start command to the bot?
At the same time create an entry in the database table with its user_id ?

Answer 1

Use search here