phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a1c0b3c948840d076bb7f5b57938d9b2' 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 ('a1c0b3c948840d076bb7f5b57938d9b2', -1, 1715859424, 1715859424, '12de6bec', -1, 0, 0)

Line : 187
File : sessions.php