INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd6feffce8f5e0a12752537d04a553d2ef807620130d278684addd9b683d3ab2a', 
    'F0xgOFMdXJEngkEXcaYkQ4uQl0W1rL1CDvUwSfEOuBM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)