INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c321be958f38f7dca806d1f7f14421464b21607f6e1b4b71fcf397aa0fb9cb1f', 
    'QtJbIJITmmJLNO89RNbdeLqjjusOC/rknPy45gYBr00=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)