"Sat, 01 Jun 2024 16:16:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240601
Only TIME
16:16:48
General datetime
2024-06-01 16:16:48Z
For Database
2024-06-01 16:16:48
For HTTP1.1
Sat, 01 Jun 2024 16:16:48 GMT