"Sat, 11 May 2024 22:17:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240511
Only TIME
22:17:23
General datetime
2024-05-11 22:17:23Z
For Database
2024-05-11 22:17:23
For HTTP1.1
Sat, 11 May 2024 22:17:23 GMT