phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'e811c416536089f196d53fa4dd2d10b3' 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 ('e811c416536089f196d53fa4dd2d10b3', -1, 1768970090, 1768970090, 'd849d879', 4, 0, 0)

Line : 187
File : sessions.php