"Sun, 30 Jun 2024 16:57:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240630
Only TIME
16:57:18
General datetime
2024-06-30 16:57:18Z
For Database
2024-06-30 16:57:18
For HTTP1.1
Sun, 30 Jun 2024 16:57:18 GMT