phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c7a0af4f774ec8af10c3db8066c478f2' 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 ('c7a0af4f774ec8af10c3db8066c478f2', -1, 1714201553, 1714201553, '12da267d', -2, 0, 0)

Line : 187
File : sessions.php