"Tue, 18 Jun 2024 11:30:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240618
Only TIME
11:30:55
General datetime
2024-06-18 11:30:55Z
For Database
2024-06-18 11:30:55
For HTTP1.1
Tue, 18 Jun 2024 11:30:55 GMT