Extension:FlaggedRevs/flaggedrevs statistics table

mysql> describe flaggedrevs_statistics;
+---------------+----------------+------+-----+---------+-------+
| Field         | Type           | Null | Key | Default | Extra |
+---------------+----------------+------+-----+---------+-------+
| frs_timestamp | varbinary(14)  | NO   | PRI | NULL    |       |
| frs_stat_key  | varbinary(255) | NO   | PRI | NULL    |       |
| frs_stat_val  | bigint(20)     | NO   |     | NULL    |       |
+---------------+----------------+------+-----+---------+-------+