"Sun, 12 May 2024 08:36:33"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240512
Only TIME
08:36:33
General datetime
2024-05-12 08:36:33Z
For Database
2024-05-12 08:36:33
For HTTP1.1
Sun, 12 May 2024 08:36:33 GMT