phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a9e4efea3132e7e7757396dd3d8f03c5' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a9e4efea3132e7e7757396dd3d8f03c5', -1, 1715898400, 1715898400, '031646e6', 0, 0, 0)

Line : 187
File : sessions.php