"Sat, 11 May 2024 09:08:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240511
Only TIME
09:08:23
General datetime
2024-05-11 09:08:23Z
For Database
2024-05-11 09:08:23
For HTTP1.1
Sat, 11 May 2024 09:08:23 GMT