# Laravel Deadlocks: Queue Jobs That Already Ran End Up in failed_jobs > Source: > Published: 2026-10-26 13:50:42+00:00 Below MySQL 8.0.1, or on a server Laravel misreads, workers reserve jobs with a plain FOR UPDATE and can deadlock on the DELETE. One tinker line shows which lock yours use. Get my monthly newsletter with what I learn from running Spatie, building Oh Dear, and maintaining 300+ open source packages. Practical takes on Laravel, PHP, and AI that you can actually use. No spam. Unsubscribe anytime. You can also follow me on X. "As a Laravel developer, this is the one newsletter I most look forward to. Freek has a talent for distilling packages or techniques down to something immediately useful - one tip can save you hours and even weeks. It's concise and practical and highly relevant."