"Sat, 01 Jun 2024 22:21:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240601
Only TIME
22:21:18
General datetime
2024-06-01 22:21:18Z
For Database
2024-06-01 22:21:18
For HTTP1.1
Sat, 01 Jun 2024 22:21:18 GMT