update debug message

crontab/crawler.php

@@ -1070,7 +1070,6 @@ echo '  insert: ' . $db->getDebug()->query->insert->total . PHP_EOL;
 echo '  update: ' . $db->getDebug()->query->update->total . PHP_EOL;
 echo '  delete: ' . $db->getDebug()->query->delete->total . PHP_EOL . PHP_EOL;
 
-echo '[time]' . PHP_EOL;
-echo $executionTimeTotal . PHP_EOL . PHP_EOL;
+echo PHP_EOL . PHP_EOL;
 
-echo '---- ' . date('c') . ' ----' . PHP_EOL . PHP_EOL;
+echo '---- completed in ' . $executionTimeTotal . ' seconds ----' . PHP_EOL . PHP_EOL;