INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b294d6a0a4df0a0ff3db14d66a68d78066532f537148fbf7fc34f94f6429a820', 
    '6jF4hspdjFTtQVsmt0x9e4y1AnoZx6J/PIf8EGFBxAI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)