phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c1ffa4457522a33380a1bf914b6ca4c5' 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 ('c1ffa4457522a33380a1bf914b6ca4c5', -1, 1715786600, 1715786600, '03902682', -4, 0, 0)

Line : 187
File : sessions.php