"Sun, 29 Sep 2024 05:15:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240929
Only TIME
05:15:13
General datetime
2024-09-29 05:15:13Z
For Database
2024-09-29 05:15:13
For HTTP1.1
Sun, 29 Sep 2024 05:15:13 GMT