phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'e40d9239524ebc2493f21ab8721394d0' 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 ('e40d9239524ebc2493f21ab8721394d0', -1, 1739510202, 1739510202, '0316b98f', 1, 0, 0)

Line : 187
File : sessions.php