phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a5b93298d7131054d6b02f2c38934418' 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 ('a5b93298d7131054d6b02f2c38934418', -1, 1762539311, 1762539311, 'd849d817', -2, 0, 0)

Line : 187
File : sessions.php