phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '39154556ab569fbf18f01926949d017d' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('39154556ab569fbf18f01926949d017d', -1, 1754547481, 1754547481, 'd849d8f5', -201, 0, 0)

Line : 187
File : sessions.php