phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '74efa5ad73d0774d3bf9e1f4fd2ea7b7' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin, priv_session_id) VALUES ('74efa5ad73d0774d3bf9e1f4fd2ea7b7', -1, 1780653531, 1780653531, '6817c5a3', 2, 0, 0, 'f213ffc06ccc8fd5eaf85c9859f0ac58')

Line : 187
File : sessions.php