"Sun, 30 Jun 2024 17:58:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240630
Only TIME
17:58:36
General datetime
2024-06-30 17:58:36Z
For Database
2024-06-30 17:58:36
For HTTP1.1
Sun, 30 Jun 2024 17:58:36 GMT