INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '762e00dc18dfc5840ed6d245422b3e9199d4912dec936fca11eb58ba6d678d42', 
    'Ec9HM5f6vPuSHTDiuq3ptO7Z1Qd8pty6KN5EThZrDgg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)