INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '303e01ac61ca756ea2e3f43272bbe1d7253e53bb1094de7d48867eacc6c4241a', 
    'qSOCaDV0D5yEpBre+s3Bj5xUsFaDnWBqihQgBnrFT74=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)