"Sun, 17 Nov 2024 21:48:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241117
Only TIME
21:48:21
General datetime
2024-11-17 21:48:21Z
For Database
2024-11-17 21:48:21
For HTTP1.1
Sun, 17 Nov 2024 21:48:21 GMT