"Sun, 22 Sep 2024 22:15:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240922
Only TIME
22:15:45
General datetime
2024-09-22 22:15:45Z
For Database
2024-09-22 22:15:45
For HTTP1.1
Sun, 22 Sep 2024 22:15:45 GMT