phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b3d6ff3e99f77a61ace74ff3b8f6613d' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('b3d6ff3e99f77a61ace74ff3b8f6613d', -1, 1765394707, 1765394707, 'd849d8de', -9, 0, 0)

Line : 187
File : sessions.php