`UND_ERR_CONNECT_TIMEOUT` errors thrown when there is CPU intensive code on the event loop about undici HOT 4 OPEN

diff --git a/lib/util/timers.js b/lib/util/timers.js
index d0091cc1..fa56be8b 100644
--- a/lib/util/timers.js
+++ b/lib/util/timers.js
@@ -2,13 +2,13 @@
 
 const TICK_MS = 499
 
-let fastNow = Date.now()
+let fastNow = 0
 let fastNowTimeout
 
 const fastTimers = []
 
 function onTimeout () {
-  fastNow = Date.now()
+  fastNow += TICK_MS
 
   let len = fastTimers.length
   let idx = 0