Ocorreu um erro de banco de dados

Error Number: 1213

Deadlock found when trying to get lock; try restarting transaction

UPDATE `ci_sessions` SET `timestamp` = 1731288960 WHERE `id` = '7c15c9ee8ece2109210e5ecfb545c663d89f5a12'

Filename: libraries/Session/drivers/Session_database_driver.php

Line Number: 257