"Sun, 22 Sep 2024 12:15:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240922
Only TIME
12:15:09
General datetime
2024-09-22 12:15:09Z
For Database
2024-09-22 12:15:09
For HTTP1.1
Sun, 22 Sep 2024 12:15:09 GMT