INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b8eafb3a850b7b7210a45c114a0db8f8b945c450f657320d4e89909484b5fb31', 
    'QzUs4+MzlU16yL1qPQuiSRs0L5WjYQDaq9v1qkOdfhQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)