phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c75b14db9d46ad4add7c3b3b7f70750d' 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 ('c75b14db9d46ad4add7c3b3b7f70750d', -1, 1765820741, 1765820741, 'd849d836', -4, 0, 0)

Line : 187
File : sessions.php