phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2f9514d6110ffa66dd869cbdc8bda8e6' 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 ('2f9514d6110ffa66dd869cbdc8bda8e6', -1, 1741037526, 1741037526, '340fc9c0', 0, 0, 0)

Line : 187
File : sessions.php