INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4288580e06828947f829ceab206b4907eeb95c45b2a5d122a3c5aeea948c815f', 
    '53mlNY8c0Mf30qlP21AnzAd5vvEeJMSp4ifX4j6a27U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)