INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f4c135694e831b13eb81b5ee0145242e5794b6867eb9d0a5fe229a39c820e521', 
    'isDRW+ALcFZDOOkb4E45XrFSlp5fQUDndO3efzs4zBs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)