"Sun, 01 Sep 2024 18:16:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240901
Only TIME
18:16:20
General datetime
2024-09-01 18:16:20Z
For Database
2024-09-01 18:16:20
For HTTP1.1
Sun, 01 Sep 2024 18:16:20 GMT