phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '20aecda607278c53e6ba466303e9ab7c' 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) VALUES ('20aecda607278c53e6ba466303e9ab7c', -1, 1771547208, 1771547208, 'd849d877', -9, 0)

Line : 158
File : sessions.php