"Thu, 15 Aug 2024 21:56:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240815
Only TIME
21:56:09
General datetime
2024-08-15 21:56:09Z
For Database
2024-08-15 21:56:09
For HTTP1.1
Thu, 15 Aug 2024 21:56:09 GMT