diff --git a/mod/lti/backup/moodle1/lib.php b/mod/lti/backup/moodle1/lib.php
index ce7f46688d1..841eb28ca7d 100644
--- a/mod/lti/backup/moodle1/lib.php
+++ b/mod/lti/backup/moodle1/lib.php
@@ -85,10 +85,20 @@ class moodle1_mod_lti_handler extends moodle1_mod_handler {
 
         $ignorefields = array('id', 'modtype');
         if (!$DB->record_exists('lti_types', array('id' => $data['typeid']))) {
-            $ntypeid = $DB->get_field('lti_types_config',
-                                      'typeid',
-                                      array('name' => 'toolurl', 'value' => $data['toolurl']),
-                                      IGNORE_MULTIPLE);
+            $ntypeid = false;
+            $toolurls = $DB->get_records_select(
+                    'lti_types_config',
+                    "name = 'toolurl' AND " . $DB->sql_compare_text('value', 256) . ' = ' .  $DB->sql_compare_text('?', 256),
+                    [$data['toolurl']],
+                    '',
+                    'id, value'
+                );
+            foreach ($toolurls as $id => $value) {
+                if ($value == $data['toolurl']) {
+                    $ntypeid = $id;
+                    break;
+                }
+            }
             if ($ntypeid === false) {
                 $ntypeid = $DB->get_field('lti_types_config',
                                           'typeid',