INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b8b1b6bdc110a50421061a9471edfae8f4fead77ea614e65602663c4344b09ee', 
    'oQvt2e7yHSGtw908OGJJmxshWFU7toSO3hEtCe1d618=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)