"Sun, 08 Sep 2024 18:40:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240908
Only TIME
18:40:48
General datetime
2024-09-08 18:40:48Z
For Database
2024-09-08 18:40:48
For HTTP1.1
Sun, 08 Sep 2024 18:40:48 GMT