"Tue, 13 Aug 2024 14:44:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240813
Only TIME
14:44:36
General datetime
2024-08-13 14:44:36Z
For Database
2024-08-13 14:44:36
For HTTP1.1
Tue, 13 Aug 2024 14:44:36 GMT