"Sat, 03 Aug 2024 05:47:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240803
Only TIME
05:47:21
General datetime
2024-08-03 05:47:21Z
For Database
2024-08-03 05:47:21
For HTTP1.1
Sat, 03 Aug 2024 05:47:21 GMT