INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'fef456bc139e75ce061e49b2eff4e1f825b641e953b44796eb07bd3ae07406f7', 
    '4mj4xXk99QmZhwrEQhjcMGx6xxNOP9k6vGOsOAyzVk8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)