"Sat, 24 Aug 2024 16:02:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240824
Only TIME
16:02:21
General datetime
2024-08-24 16:02:21Z
For Database
2024-08-24 16:02:21
For HTTP1.1
Sat, 24 Aug 2024 16:02:21 GMT