"Sun, 30 Jun 2024 17:49:51"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240630
Only TIME
17:49:51
General datetime
2024-06-30 17:49:51Z
For Database
2024-06-30 17:49:51
For HTTP1.1
Sun, 30 Jun 2024 17:49:51 GMT