INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1c876ec45781a49b3ae0b640ee5e1178cdf17a0453bf09880beae973fed0f321', 
    'Z8AfiUu6Sr1AEf3ruGX+n9aLR0BcPU3Iit//6FhMGT0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)