INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39ef802ef38608d8feeafd074d7176a4c13ebf08dc4132327f5e23278cf50395', 
    'i4EwTs+BzgHMPSfWMdfk8fZcpEPa5+HY9SkGpA4xYFA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)