The comments of (codeshelper) on this site cannot be modified after a certain period of time. How do you do it?

the comments of (codeshelper) on this site cannot be modified after a certain period of time, and so is stackoverflow. How do you do it?

Mar.06,2021

record the time (record a message time) to determine whether the current modification time exceeds the specified 10 or 20 minutes

MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1eb0aaa-5d10f.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1eb0aaa-5d10f.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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