"Sun, 22 Sep 2024 20:30:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240922
Only TIME
20:30:00
General datetime
2024-09-22 20:30:00Z
For Database
2024-09-22 20:30:00
For HTTP1.1
Sun, 22 Sep 2024 20:30:00 GMT