phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd96e50d8662987b3e90df8dfcb3f80b8' 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 ('d96e50d8662987b3e90df8dfcb3f80b8', -1, 1763497169, 1763497169, '126109a8', -4, 0, 0)

Line : 187
File : sessions.php