DB Error for Query
 INSERT INTO rf_stats (session_id, user_agent, lang, page_id, info_id) VALUES ('0cf580d5fabbe686a3716b0688e4b718', 'CCBot/2.0 (https://commoncrawl.org/faq/)', 'de', '', '') 
: Incorrect integer value: '' for column 'page_id' at row 1