phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '43c178bb9307c69438bd0ab53f5c6c26' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('43c178bb9307c69438bd0ab53f5c6c26', -1, 1765002850, 1765002850, '12610e52', -4, 0, 0)

Line : 187
File : sessions.php