INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ec53842d66d1b29a59d0caa6903b77e3f37b8a0071b6b4b017c1ba1483413237', 
    'j4tBwA6Yg1th5R+0yl6ECUTCjy26aKQbmi4Qn2S7e8M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)