update script_config.ini
sudo vim /etc/crontab
Insert these below
50 23 * * * root /usr/bin/python3 /your/directory/maintain_log.py
0 0 1 * * root /usr/bin/python3 /your/directory/backup_mysql.py 1
0 0 1 * * root /usr/bin/python3 /your/directory/backup_mysql.py 0
crontab rules:
* * * * * user command
Minutes Hours Days Months Weeks