"Sat, 23 Nov 2024 21:39:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241123
Only TIME
21:39:21
General datetime
2024-11-23 21:39:21Z
For Database
2024-11-23 21:39:21
For HTTP1.1
Sat, 23 Nov 2024 21:39:21 GMT