"Sat, 24 Aug 2024 19:39:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240824
Only TIME
19:39:03
General datetime
2024-08-24 19:39:03Z
For Database
2024-08-24 19:39:03
For HTTP1.1
Sat, 24 Aug 2024 19:39:03 GMT