"Sun, 08 Sep 2024 14:18:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240908
Only TIME
14:18:20
General datetime
2024-09-08 14:18:20Z
For Database
2024-09-08 14:18:20
For HTTP1.1
Sun, 08 Sep 2024 14:18:20 GMT