INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e4f22fd1e0070f48ab69cc044f2da4b88443daca9df965a537b62c96dad6bb5f', 
    'KR8z4cEhjwup2QhXTtYKxh6pmAnkSOmxfiA9+DvAcEI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)