INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21083cab693026fa1b3fce13c40ed80dc8c75c9b46f9720bbe645e80648036a9', 
    '1+9O7clpdVfw17hB2XZJbNO7rf1ReT1ozmPtiqvLTQA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)