"Sun, 30 Jun 2024 14:44:30"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240630
Only TIME
14:44:30
General datetime
2024-06-30 14:44:30Z
For Database
2024-06-30 14:44:30
For HTTP1.1
Sun, 30 Jun 2024 14:44:30 GMT