Replace the select-and-update set of queries, which is susceptible to race conditions, with a single INSERT...ON DUPLICATE KEY UPDATE.


git-svn-id: https://plugins.svn.wordpress.org/wordpress-feed-statistics/trunk@1013172 b8457f37-d9ea-0310-8a92-e5e31aec5664
Version 4.0.1 is stable.


git-svn-id: https://plugins.svn.wordpress.org/wordpress-feed-statistics/trunk@1013173 b8457f37-d9ea-0310-8a92-e5e31aec5664