phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f7b8c6d2620703f91e727469050cdfbe' 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 ('f7b8c6d2620703f91e727469050cdfbe', -1, 1764874290, 1764874290, 'd849d8de', -4, 0, 0)

Line : 187
File : sessions.php