phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : -1 ERROR: duplicate key value violates unique constraint "phpbb_session_pkey" DETAIL: Key ("session_id")=(6215ce8858c50d1df7fef26ff1315f75) already exists.

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('6215ce8858c50d1df7fef26ff1315f75', -1, 1715950531, 1715950531, '7f000001', 1, 0, 0)

Line : 187
File : sessions.php