"Sat, 15 Jun 2024 22:07:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240615
Only TIME
22:07:42
General datetime
2024-06-15 22:07:42Z
For Database
2024-06-15 22:07:42
For HTTP1.1
Sat, 15 Jun 2024 22:07:42 GMT