INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15613e2e858c22d02af659fb10b02c75cccd1a52176542ec8b14d186042bda87', 
    'LB4zG1E8M3s8gZPdGa+BnnNHI5LfrdwYWhn7/CYZNaE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)