INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '873848a86a159fb90d722dc32ab16debd57efbf9259fd0703fa41268d10048c6', 
    '+RVLUz2hf7HF4vcdcKHkynjp2LB+2iD8R1LEooqzERM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)