phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'aec3657346c0adbca298694acdde2ebe' 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 ('aec3657346c0adbca298694acdde2ebe', -1, 1769956479, 1769956479, 'd849d822', -4, 0, 0)

Line : 187
File : sessions.php