diff --git a/lib/conf.d/bases_structure.xml b/lib/conf.d/bases_structure.xml
index 53decc93f6..d96bd64e6c 100644
--- a/lib/conf.d/bases_structure.xml
+++ b/lib/conf.d/bases_structure.xml
@@ -1501,62 +1501,6 @@
             <default></default>
             <comment></comment>
           </field>
-          <field>
-            <name>app</name>
-            <type>varchar(255)</type>
-            <null></null>
-            <extra></extra>
-            <default>a:1:{i:0;i:0;}</default>
-            <comment></comment>
-          </field>
-          <field>
-            <name>user_agent</name>
-            <type>varchar(1024)</type>
-            <null></null>
-            <extra></extra>
-            <default></default>
-            <comment></comment>
-          </field>
-          <field>
-            <name>ip</name>
-            <type>char(40)</type>
-            <null></null>
-            <extra></extra>
-            <default></default>
-            <comment></comment>
-          </field>
-          <field>
-            <name>platform</name>
-            <type>char(128)</type>
-            <null></null>
-            <extra></extra>
-            <default></default>
-            <comment></comment>
-          </field>
-          <field>
-            <name>browser</name>
-            <type>char(128)</type>
-            <null></null>
-            <extra></extra>
-            <default></default>
-            <comment></comment>
-          </field>
-          <field>
-            <name>browser_version</name>
-            <type>char(16)</type>
-            <null></null>
-            <extra></extra>
-            <default></default>
-            <comment></comment>
-          </field>
-          <field>
-            <name>screen</name>
-            <type>char(16)</type>
-            <null></null>
-            <extra></extra>
-            <default></default>
-            <comment></comment>
-          </field>
           <field>
             <name>query</name>
             <type>varchar(128)</type>
@@ -1573,24 +1517,6 @@
             <default></default>
             <comment></comment>
           </field>
-          <field>
-            <name>token</name>
-            <type>char(128)</type>
-            <null>YES</null>
-            <extra></extra>
-            <default></default>
-            <comment></comment>
-            <collation>ascii_bin</collation>
-          </field>
-          <field>
-            <name>nonce</name>
-            <type>char(16)</type>
-            <null>YES</null>
-            <extra></extra>
-            <default></default>
-            <comment></comment>
-            <collation>ascii_bin</collation>
-          </field>
         </fields>
         <indexes>
           <index>