INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '55aff343e4d0f91a4861e1a6e4fbfd56c293457d915450a0b1a5655533bb0303', 
    'EEeOyJtbTJcWIpUJLBvBcS3I6wf+W/XLQ26oU3w/Ago=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)