phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'e3cff77090561650aad34cc6f04e13e3' 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 ('e3cff77090561650aad34cc6f04e13e3', -1, 1768226581, 1768226581, 'd849d8a2', -4, 0, 0)

Line : 187
File : sessions.php