phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c86fc14de6b4a71405cc9652b203160b' 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 ('c86fc14de6b4a71405cc9652b203160b', -1, 1765293865, 1765293865, 'd849d8bc', -4, 0, 0)

Line : 187
File : sessions.php