INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2a8ec39928b7c8e12662234d13c3add73f29e62a12cc2667d9bf0b2f9a5115a1', 
    'Dnq9yRgTpSglTzunEwq6Phui4FYia8ShtFAf/RjZop0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)