phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8c88008d1d777640faf64399d9b6ad06' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('8c88008d1d777640faf64399d9b6ad06', -1, 1715201788, 1715201788, '1276e345', -8, 0, 0)

Line : 187
File : sessions.php