phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'e5249883dcf10b3591c59be87c34505f' 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 ('e5249883dcf10b3591c59be87c34505f', -1, 1768226437, 1768226437, 'd849d8a2', -4, 0, 0)

Line : 187
File : sessions.php