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)=(4d6c2f98c4d6b2393c2ab8dc895d7ade) 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 ('4d6c2f98c4d6b2393c2ab8dc895d7ade', -1, 1713957836, 1713957836, '12e318d1', 66, 0, 0)

Line : 187
File : sessions.php