INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16e51497a4508881e4fbd0da68df4a345d9c9cff377950eea756e58a829b3bb9', 
    'N1Rj7jUX8xp2ekp0acv6BQIXg5/XWl950vIPgXPJ6nA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)