You may need to change your zigbee channel to one with less interference, see: https://www.zigbee2mqtt.io/guide/faq/#common-error-codes
Aslo som very good advice here: Zigbee network optimization: a how-to guide for avoiding radio frequency interference + adding Zigbee Router devices (repeaters/extenders) to get a stable Zigbee network mesh with best possible range and coverage by fully utilizing Zigbee mesh networking