phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '56f1c8897b481ede6b7f59be134f6580' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('56f1c8897b481ede6b7f59be134f6580', -1, 1741512228, 1741512228, '12bfbf41', -4, 0, 0)

Line : 187
File : sessions.php