"Sun, 29 Sep 2024 09:45:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240929
Only TIME
09:45:20
General datetime
2024-09-29 09:45:20Z
For Database
2024-09-29 09:45:20
For HTTP1.1
Sun, 29 Sep 2024 09:45:20 GMT