phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b515285a0760af101ea8be1c54eca562' 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 ('b515285a0760af101ea8be1c54eca562', -1, 1761567998, 1761567998, 'd849d835', -4, 0, 0)

Line : 187
File : sessions.php