"Thu, 15 Aug 2024 14:48:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240815
Only TIME
14:48:35
General datetime
2024-08-15 14:48:35Z
For Database
2024-08-15 14:48:35
For HTTP1.1
Thu, 15 Aug 2024 14:48:35 GMT