Fix #1705 : MySQL connection might be lost after long operations

lib/classes/record/adapter.php

@@ -1055,6 +1055,7 @@ class record_adapter implements record_Interface, cache_cacheableInterface
                 ':record_id' => $this->record_id
             )
         );
+        $stmt->closeCursor();
 
         $this->reindex();
 
@@ -1181,6 +1182,7 @@ class record_adapter implements record_Interface, cache_cacheableInterface
         $sql = 'UPDATE record SET jeton=(jeton | ' . JETON_MAKE_SUBDEF . ') WHERE record_id = :record_id';
         $stmt = $connbas->prepare($sql);
         $stmt->execute(array(':record_id' => $this->get_record_id()));
+        $stmt->closeCursor();
 
         return $this;
     }
@@ -1197,6 +1199,7 @@ class record_adapter implements record_Interface, cache_cacheableInterface
             WHERE record_id= :record_id';
         $stmt = $connbas->prepare($sql);
         $stmt->execute(array(':record_id' => $this->record_id));
+        $stmt->closeCursor();
 
         return $this;
     }
@@ -1264,6 +1267,7 @@ class record_adapter implements record_Interface, cache_cacheableInterface
             ':originalname'     => null,
             ':mime'             => null,
         ));
+        $stmt->closeCursor();
 
         $story_id = $databox->get_connection()->lastInsertId();
 
@@ -1319,6 +1323,7 @@ class record_adapter implements record_Interface, cache_cacheableInterface
             ':originalname'     => $file->getOriginalName(),
             ':mime'             => $file->getFile()->getMimeType(),
         ));
+        $stmt->closeCursor();
 
         $record_id = $databox->get_connection()->lastInsertId();