INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b27ecd5ee79581a675f0159e78872d4c6579a636594b521f9445f540058a467d', 
    'zb5xOtPKvT0fneOse3zHcOafDq3640YPE6CvNXRtyfU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)