INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4750be4d2394426a75e315eda262d2fcb82707aaa80a570fad82dcfca9590d8b', 
    'oUwcmTa3LYdE+Bseg5mHIsn8lYjjy78PO8+3IOJ1k98=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00094

Result

int(1)