"Sat, 24 Aug 2024 00:40:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240824
Only TIME
00:40:40
General datetime
2024-08-24 00:40:40Z
For Database
2024-08-24 00:40:40
For HTTP1.1
Sat, 24 Aug 2024 00:40:40 GMT