phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '5c44806e4d1107475afec8da8d051ac7' 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 ('5c44806e4d1107475afec8da8d051ac7', -1, 1769952791, 1769952791, 'd849d822', -4, 0, 0)

Line : 187
File : sessions.php