"Tue, 20 Aug 2024 14:16:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240820
Only TIME
14:16:35
General datetime
2024-08-20 14:16:35Z
For Database
2024-08-20 14:16:35
For HTTP1.1
Tue, 20 Aug 2024 14:16:35 GMT