phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'e8f65c054dd7f2c51241935f12e7d5d0' 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 ('e8f65c054dd7f2c51241935f12e7d5d0', -1, 1769293767, 1769293767, 'd849d814', -4, 0, 0)

Line : 187
File : sessions.php