INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c6df2f7dea96e1fab4289973c0a576a86a703fedba020eade9b7aee712776a2', 
    'guFxheI2OYMJIs0cYf97asEEV0ulLAH9URxFJrB/NFI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)