phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ca669050c47d97bd861b7fded1f37e20' 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 ('ca669050c47d97bd861b7fded1f37e20', -1, 1778688035, 1778688035, 'd849d819', -4, 0, 0)

Line : 187
File : sessions.php