phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'effc15e473dcd77e9f7560129bf0cfca' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('effc15e473dcd77e9f7560129bf0cfca', -1, 1715646061, 1715646061, '030f9715', -1, 0, 0)

Line : 187
File : sessions.php