INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7c6e3dd8822e18ac5f239c52b9a2a4a8e5882fe7153431ed461571457354f438', 
    'VHEq8aObXQsWQLGjuc/sKXE/qDpx3igHHUZL0NjGmFE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)