"Sun, 30 Jun 2024 23:43:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240630
Only TIME
23:43:35
General datetime
2024-06-30 23:43:35Z
For Database
2024-06-30 23:43:35
For HTTP1.1
Sun, 30 Jun 2024 23:43:35 GMT