Add value in user table when user is created

Used the method of @geouser

Why don’t you just use a function WordPress already has
update_user_meta()?
developer.wordpress.org/reference/functions/update_user_meta There is
no need to write a custom SQL queries

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)