"Sun, 30 Jun 2024 23:36:14"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240630
Only TIME
23:36:14
General datetime
2024-06-30 23:36:14Z
For Database
2024-06-30 23:36:14
For HTTP1.1
Sun, 30 Jun 2024 23:36:14 GMT