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https://bravikov.wordpress.com/2015/03/17/sqlite-%d1%81%d0%bb%d1%83%d1%87%d0%b0%d0%b9%d0%bd%d1%8b%d0%b5-%d0%b7%d0%bd%d0%b0%d1%87%d0%b5%d0%bd%d0%b8%d1%8f-%d0%bf%d0%b5%d1%80%d0%b2%d0%b8%d1%87%d0%bd%d0%be%d0%b3%d0%be-%d0%ba%d0%bb%d1%8e%d1%87/
SQLite: случайные значения первичного ключа