diff --git a/lib/phpunit/classes/advanced_testcase.php b/lib/phpunit/classes/advanced_testcase.php
index 8446e33..12ad693 100644
--- a/lib/phpunit/classes/advanced_testcase.php
+++ b/lib/phpunit/classes/advanced_testcase.php
@@ -206,14 +206,12 @@ abstract class advanced_testcase extends PHPUnit_Framework_TestCase {
                 $doimport = in_array('id', $columns);
             }
 
+            $records = [];
             for($r=0; $r<$table->getRowCount(); $r++) {
-                $record = $table->getRow($r);
-                if ($doimport) {
-                    $DB->import_record($tablename, $record);
-                } else {
-                    $DB->insert_record($tablename, $record);
-                }
+                $records[] = $table->getRow($r);
             }
+            $DB->insert_records($tablename, $records, $doimport);
+
             if ($doimport) {
                 $DB->get_manager()->reset_sequence(new xmldb_table($tablename));
             }