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)=(aaf9dd60f022c6bb7fe8891b6a3ac992) 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 ('aaf9dd60f022c6bb7fe8891b6a3ac992', -1, 1714111239, 1714111239, '12767ef1', -4, 0, 0)

Line : 187
File : sessions.php