INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '540fbc96ec23de9c32658376317d4058425c69920fab76a36ae4983d16223eee', 
    'U0q2+Y4YZyY89rSsDtFXRpsLQk6NV8ngIFsYdrtdX3I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00073

Result

int(1)