"Sun, 01 Sep 2024 21:36:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240901
Only TIME
21:36:55
General datetime
2024-09-01 21:36:55Z
For Database
2024-09-01 21:36:55
For HTTP1.1
Sun, 01 Sep 2024 21:36:55 GMT