phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a12c430e198b3668c716481bc71c5883' 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 ('a12c430e198b3668c716481bc71c5883', -1, 1714978498, 1714978498, '12dfc4d3', -8, 0, 0)

Line : 187
File : sessions.php