phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9c8b54107866bfb77b3c0becc9986752' 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 ('9c8b54107866bfb77b3c0becc9986752', -1, 1714252682, 1714252682, '1275c4d9', 4, 0, 0)

Line : 187
File : sessions.php