phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'e9607b1035273255c9bdc44cc26beac7' 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 ('e9607b1035273255c9bdc44cc26beac7', -1, 1781350853, 1781350853, 'd849d841', -2, 0, 0)

Line : 187
File : sessions.php