"Sun, 30 Jun 2024 18:23:59"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240630
Only TIME
18:23:59
General datetime
2024-06-30 18:23:59Z
For Database
2024-06-30 18:23:59
For HTTP1.1
Sun, 30 Jun 2024 18:23:59 GMT