"Tue, 18 Jun 2024 20:04:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240618
Only TIME
20:04:10
General datetime
2024-06-18 20:04:10Z
For Database
2024-06-18 20:04:10
For HTTP1.1
Tue, 18 Jun 2024 20:04:10 GMT