"Sun, 22 Sep 2024 15:44:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240922
Only TIME
15:44:42
General datetime
2024-09-22 15:44:42Z
For Database
2024-09-22 15:44:42
For HTTP1.1
Sun, 22 Sep 2024 15:44:42 GMT