"Mon, 21 Oct 2024 23:27:24"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241021
Only TIME
23:27:24
General datetime
2024-10-21 23:27:24Z
For Database
2024-10-21 23:27:24
For HTTP1.1
Mon, 21 Oct 2024 23:27:24 GMT