INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '520ffe38cac178cba138247fea08b4fa55fca301dc0473cbba1b89af92418151', 
    '03+yGgTUky110Jz3CvB/MplLp8MPt7NFjBiMUDWqO0g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)