"Sun, 06 Oct 2024 21:20:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241006
Only TIME
21:20:19
General datetime
2024-10-06 21:20:19Z
For Database
2024-10-06 21:20:19
For HTTP1.1
Sun, 06 Oct 2024 21:20:19 GMT