INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '18e86d243d1da053cc5a32eb93b2264171573f465f5949622ccc18d53c96d52a', 
    'xZ5kmY8ZSFFH1wIZ9MCzpkAt62mhl9dVRPXNM94VUpo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)