phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c2b537351d86c311787c4fe58e8aa4e7' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c2b537351d86c311787c4fe58e8aa4e7', -1, 1739844943, 1739844943, '126109ac', -11, 0, 0)

Line : 187
File : sessions.php