"Wed, 03 Apr 2024 08:54:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240403
Only TIME
08:54:21
General datetime
2024-04-03 08:54:21Z
For Database
2024-04-03 08:54:21
For HTTP1.1
Wed, 03 Apr 2024 08:54:21 GMT