phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'adc7a2df09fdcb053ce858a5d7e664e6' 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 ('adc7a2df09fdcb053ce858a5d7e664e6', -1, 1713516625, 1713516625, '12bc2cdf', -4, 0, 0)

Line : 187
File : sessions.php