phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c50dc6e8dca7fd7154ab015b0c484c0f' 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 ('c50dc6e8dca7fd7154ab015b0c484c0f', -1, 1714237628, 1714237628, '12dc4297', 15, 0, 0)

Line : 187
File : sessions.php