"Sun, 30 Jun 2024 11:15:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240630
Only TIME
11:15:44
General datetime
2024-06-30 11:15:44Z
For Database
2024-06-30 11:15:44
For HTTP1.1
Sun, 30 Jun 2024 11:15:44 GMT