diff --git a/classes/migration/install/MetricsMigration.php b/classes/migration/install/MetricsMigration.php
index 02af9911d1..7fda594f97 100644
--- a/classes/migration/install/MetricsMigration.php
+++ b/classes/migration/install/MetricsMigration.php
@@ -270,7 +270,7 @@ public function up(): void
             $table->string('city', 255)->default('');
             $table->string('load_id', 50);
 
-            $table->index(['load_id', 'context_id', 'ip'], 'ust_load_id_context_id_ip');
+            $table->index(['load_id', 'context_id', 'ip', 'user_agent', 'canonical_url'], 'ust_load_id_context_id_ip_ua_url');
         });
 
         // Usage stats unique item investigations temporary records
@@ -306,7 +306,7 @@ public function up(): void
             $table->string('city', 255)->default('');
             $table->string('load_id', 50);
 
-            $table->index(['load_id', 'context_id', 'ip'], 'usii_load_id_context_id_ip');
+            $table->index(['load_id', 'context_id', 'ip', 'user_agent'], 'usii_load_id_context_id_ip_ua');
         });
 
         // Usage stats unique item requests temporary records
@@ -341,7 +341,7 @@ public function up(): void
             $table->string('city', 255)->default('');
             $table->string('load_id', 50);
 
-            $table->index(['load_id', 'context_id', 'ip'], 'usir_load_id_context_id_ip');
+            $table->index(['load_id', 'context_id', 'ip', 'user_agent'], 'usir_load_id_context_id_ip_ua');
         });
 
         // Usage stats institution temporary records
diff --git a/dbscripts/xml/upgrade.xml b/dbscripts/xml/upgrade.xml
index 81c4b91259..4d3e3e158f 100644
--- a/dbscripts/xml/upgrade.xml
+++ b/dbscripts/xml/upgrade.xml
@@ -109,6 +109,7 @@
 	<upgrade minversion="3.4.0.0" maxversion="3.4.0.5">
 		<!-- Only new 3.4 installations need this fix -->
 		<migration class="PKP\migration\upgrade\v3_4_0\I8592_SiteNotificationSubscriptions"/>
+		<migration class="PKP\migration\upgrade\v3_4_0\I9822_ChangeUsageStatsTemporaryTablesIndexes"/>
 	</upgrade>
 
 	<upgrade minversion="3.1.0.0" maxversion="3.4.9.9">
diff --git a/jobs/statistics/CompileUniqueInvestigations.php b/jobs/statistics/CompileUniqueInvestigations.php
index d44d41127e..648259adb1 100644
--- a/jobs/statistics/CompileUniqueInvestigations.php
+++ b/jobs/statistics/CompileUniqueInvestigations.php
@@ -22,6 +22,8 @@
 
 class CompileUniqueInvestigations extends BaseJob
 {
+    public int $timeout = 600;
+
     /**
      * Create a new job instance.
      *
diff --git a/jobs/statistics/CompileUniqueRequests.php b/jobs/statistics/CompileUniqueRequests.php
index ddcfea4e00..7353393f62 100644
--- a/jobs/statistics/CompileUniqueRequests.php
+++ b/jobs/statistics/CompileUniqueRequests.php
@@ -22,6 +22,8 @@
 
 class CompileUniqueRequests extends BaseJob
 {
+    public int $timeout = 600;
+
     /**
      * Create a new job instance.
      *