INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a38b7e0552183087a874822b4b65459acf2f815161586363247e259462d7cfed', 
    'C6gzK1rqG9AhPXzMeQ2dbXPGvdRsaxALr0F0AXFUORc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)