phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '7e8be0f65a0934cb54644f9023ea2b0e' 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 ('7e8be0f65a0934cb54644f9023ea2b0e', -1, 1770880125, 1770880125, 'd849d876', 6, 0, 0)

Line : 187
File : sessions.php