"Thu, 15 Aug 2024 04:20:14"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240815
Only TIME
04:20:14
General datetime
2024-08-15 04:20:14Z
For Database
2024-08-15 04:20:14
For HTTP1.1
Thu, 15 Aug 2024 04:20:14 GMT