phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '527c252a8034109db647fb0b0fa19507' 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 ('527c252a8034109db647fb0b0fa19507', -1, 1767153783, 1767153783, 'd849d803', 4, 0, 0)

Line : 187
File : sessions.php