"Sun, 29 Sep 2024 14:38:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240929
Only TIME
14:38:16
General datetime
2024-09-29 14:38:16Z
For Database
2024-09-29 14:38:16
For HTTP1.1
Sun, 29 Sep 2024 14:38:16 GMT