phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'fa8ee2cf0a2f7c1e0a7eabe16ae986f9' 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 ('fa8ee2cf0a2f7c1e0a7eabe16ae986f9', -1, 1761952703, 1761952703, 'd849d87f', -4, 0, 0)

Line : 187
File : sessions.php