INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'fc543807080570148d4f8751ef0fbb01a1ab3beb3c31b70eb09f15defa69890b', 
    'o0uUBHLhFDyv4I52QTZF0b5FVpX8DF1eiXw3ygkR+pg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)